“…The objectives of this research, therefore, were to estimate the period prevalence of an induced abortion separating live births in a population of Medicaid eligible enrollees and to identify the characteristics of enrollees significantly associated with the use of abortion to enable child spacing. METHODS: A retrospective, cross-sectional, longitudinal analysis of the pregnancy outcome sequences of eligible enrollees over age 13 from the 17 states where Medicaid included coverage of all abortions, with at least one identifiable pregnancy outcome between 1999 and 2014. …”
Enlace del recurso
Enlace del recurso
Enlace del recurso

“…Therefore, this bibliometric study aimed to analyze the current status and trends during the past two decades, between 1999 and 2018, of publications on rehabilitation after total knee arthroplasty (TKA) and used CiteSpace. …”
Enlace del recurso
Enlace del recurso
Enlace del recurso

“…<!--HTML-->1996-1999 was a time in which ISOLDE saw important changes. …”
Enlace del recurso

“…In 1999, an infectious disease prevention law was enacted in Japan that affected the nationwide infectious surveillance system. …”
Enlace del recurso
Enlace del recurso
Enlace del recurso

“…The final filtered data were bibliometrically and visually drawn using Microsoft office 365, CiteSpace (v.6.1.R2), and VOSviewer (v.1.6.18). RESULTS: From 1999 to 2022, a total of 854 articles pertaining to cerebral revascularization, which originated from 46 nations, 482 institutions, and 686 researchers, were extracted from the WOSCC database, and the number of publications in this field of study was rising. …”
Enlace del recurso
Enlace del recurso
Enlace del recurso

Enlace del recurso
Enlace del recurso

“…Relevant original articles were obtained from the Web of Science Core Collection database between 1999 and 2019. CiteSpace and VOSviewer software were used to perform analysis and visualization of scientific productivity and emerging trends. …”
Enlace del recurso
Enlace del recurso
Enlace del recurso

“…METHODS: The Web of Science Core Collection was searched for 4,378 papers on positive psychology between 1999 and 2021. The features of positive psychology research were analyzed using Microsoft Excel 2013, VOSviewer (1.6.17), and CiteSpace (5.8.R1). …”
Enlace del recurso
Enlace del recurso
Enlace del recurso

“…PAMELA is a cosmic ray space experiment that will be installed on board of the Russian satellite Resurs-DK1 whose launch is scheduled at the end of 2002. …”
Enlace del recurso

“…The articles and reviews with “sarcopenia” in their title published from 1999 to 2021 in the SCIE database were retrieved. …”
Enlace del recurso
Enlace del recurso
Enlace del recurso

“…MATERIALS AND METHODS: Articles related to acromegaly that were published from 1999 to 2022 were retrieved through the Web of Science core collection (WoSCC) database. …”
Enlace del recurso
Enlace del recurso
Enlace del recurso

Enlace del recurso
Enlace del recurso
Enlace del recurso

Enlace del recurso
Enlace del recurso
Enlace del recurso

Enlace del recurso

“…Dr van Speybroeck, the scientist that led the team that supplied the X-ray vision for the Chandra satellite, launched by the space shuttle Columbia in July 1999, died on Christmas day, aged 67.…”
Enlace del recurso