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  1. 28441
  2. 28442
  3. 28443
    “…METHODS: A cohort of 80 volunteers (age 37.2 ± 8.2), including non-COVID-19 healthy individuals (n=24) and COVID-19 patients (n=56) who presented mild/moderate symptoms during a COVID-19 outbreak in Brazil in November and December of 2020. Saliva samples were obtained two months after the COVID-19 diagnosis to assess the levels of SIgA by ELISA and the cytokines by multiplex analysis. …”
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  4. 28444
    “…Almost 80 years later, research on relapsing fever spirochetes is emerging once again in Latin America, with molecular characterizations and isolations of novel RFGB members in Panama, Bolivia, Brazil and Chile. In this review we summarize historical aspects of RFGB in Latin America and provide an update on the current scenario regarding these pathogens in the region. …”
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  5. 28445
    “…In this study, we selected (a series of) 90 patients who were submitted to surgery for tumor removal between the beginning of the SARS-CoV-2 pandemic and the closure of operating rooms (by the end of March 2020) in two different countries—Portugal and Brazil. We evaluated the expressions of ACE2 and furin (another important factor for virus internalization) in colon (n = 60), gastric (n = 19), and thyroid (n = 11) carcinomas. …”
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  6. 28446
    “…OBJECTIVE: Considering that human behavior is a result of individuals' social and economic conditions, we investigated the social and working characteristics associated with reports of appropriate protective behavior in Brazil. METHODS: We analyzed data from a large web survey of individuals reporting their behavior during the pandemic. …”
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  7. 28447
  8. 28448
    “…BACKGROUND: An interventional study named Malakit was implemented between April 2018 and March 2020 to address malaria in gold mining areas in French Guiana, in collaboration with Suriname and Brazil. This innovative intervention relied on the distribution of kits for self-diagnosis and self-treatment to gold miners after training by health mediators, referred to in the project as facilitators. …”
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  9. 28449
    “…The most common identifiable locations for users including this hashtag in tweets were the United States (378/1,519), the United Kingdom (80/1,519), Canada (65/1,519), India (46/1,519), Spain (29/1,519), France (24/1,519), Italy (16/1,519), Australia (16/1,519), Germany (16/1,519), and Brazil (15/1,519). Tweets were frequently enhanced with links (80.2%), mentions of other accounts (93.9%), and photos (56.6%). …”
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  10. 28450
    “…METHODOLOGY/PRINCIPAL FINDINGS: We retrospectively estimated SARS-CoV-2 attack rates and the proportion of infections leading to COVID-19-related illness among 660 participants in a population-based birth cohort study in the Juruá Valley, Amazonian Brazil. Children were physically examined, tested for SARS-CoV-2 IgG and IgM antibodies, and had a comprehensive health questionnaire administered during a follow-up visit at the age of 5 years carried out in January or June-July 2021. …”
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  11. 28451
    “…METHODS: This superiority cluster-randomized multicenter trial with three arms of equal size compares, in Benin and Brazil, three strategies for HHC investigation aged 0–50: (i) tuberculin skin testing (TST) or interferon gamma release assay (IGRA) for TBI and if positive, chest X-Ray (CXR) to rule out TBD in persons with positive TST or IGRA; (ii) same as (i) but GeneXpert (GX) replaces CXR; and (iii) no TBI testing. …”
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  12. 28452
    por Barletta, William A
    Publicado 2022
    “…The first variants of concern (VoCs), Alpha (B1.1.7) and Gamma (P.1), first appeared in the United Kingdom and Brazil, respectively. The Delta (B.1.617.2) variant, seen in India in October 2020, dominated COVID-19 infections across all regions through the second half of 2021. …”
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  13. 28453
    por Fonseca, Paula L C, Moreira, Filipe R R, de Souza, Rafael M, Guimarães, Natália R, Carvalho, Nara O, Adelino, Talita E R, Alves, Hugo J, Alvim, Luige B, Candido, Darlan S, Coelho, Helena P, Costa, Alana V B, Costa, Walyson C, de Carvalho, Alex F, de Faria, Bruna W F, de Lima, Aline B, de Oliveira, Eneida S, de Souza, Carolina S A, de Souza, Fernanda G, Dias, Rillery C, Geddes, Victor E V, Godinho, Igor P, Gonçalves, Alessandro L, Lourenço, Karine L, Magalhães, Rubens D M, Malta, Frederico S V, Medeiros, Eva L A, Mendes, Fernanda S, Mendes, Pedro H B de P, Mendonça, Cristiane P T B, Menezes, Andre L, Menezes, Diego, Menezes, Mariane T, Miguita, Lucyene, Moreira, Rennan G, Peixoto, Renata B, Queiroz, Daniel C, Ribeiro, Adriana A, Ribeiro, Ana Paula de B, Saliba, Juliana W, Sato, Hugo I, Silva, Joice do P, Silva, Natiely P, Faria, Nuno R, Teixeira, Santuza M R, da Fonseca, Flávio G, Fernandes, Ana Paula S M, Zauli, Danielle A G, Januario, José Nélio, de Oliveira, Jaqueline S, Iani, Felipe C de M, de Aguiar, Renato S, de Souza, Renan P
    Publicado 2022
    “…The emergence and global dissemination of Severe Acute Respiratory Syndrome virus 2 (SARS-CoV-2) variants of concern (VOCs) have been described as the main factor driving the Coronavirus Disease 2019 pandemic. In Brazil, the Gamma variant dominated the epidemiological scenario during the first period of 2021. …”
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  14. 28454
    “…One of these mutations (C14408T) was also identified among sequences downloaded from public databases that were obtained by others from samples collected in Brazil in November 2019. We conclude that a SARS-CoV-2 progenitor capable of producing a measles-like syndrome may have emerged in late June-late July 2019 and that viruses with mutations characterizing B.1 strain may have been spreading globally before the first Wuhan outbreak. …”
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  15. 28455
    “…METHODS: This is a cross-sectional study, with the inclusion of 287 women without complications in childbirth, randomly selected from two maternity hospitals of Porto Alegre, southern Brazil, in 2016. Four weeks after delivery, the postpartum women answered a face-to-face interview about socioeconomic aspects, obstetric history, health history, and childbirth experience (practices and interventions applied) and completed the Edinburgh Postnatal Depression Scale (EPDS). …”
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  16. 28456
    “…METHOD: This prospective, population-based birth cohort study in Pelotas, Brazil, analyzed 2,083 children and caregivers with data from before the pandemic in 2019, when children were 4 years old, and again in 2020, when schools were closed for a long period during the pandemic. …”
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  17. 28457
    “…DESIGN, SETTING, AND PARTICIPANTS: This cross-sectional study, conducted at a rehabilitation center at a public university in the Amazon region of Brazil between September 9, 2020, and October 20, 2021, comprised 219 patients with long COVID and self-reported neurologic symptoms. …”
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  18. 28458
    “…This study aimed to understand the common perspectives of TB patients across Brazil, Russia, India, China, and South Africa throughout their disease journey, including the emotional, psychological, and practical challenges that patients and their families face. …”
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  19. 28459
    “…METHODS: The cross-culturally adapted version, BOHL-AQ, was applied to 180 employees age 18 to 71 years (mean = 37.2; standard deviation [SD] = 11.7) from a private university located in the Southeast of Brazil. Psychometric properties were evaluated through the analysis of internal consistency (Cronbach's alpha), reproducibility (test-retest), convergent validity (BREALD-30; education level), discriminant validity (family income; dental services), predictive validity (self-perception; literacy questions) and construct validity (Exploratory Factor Analysis). …”
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  20. 28460
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