HIV false positive screening serology due to sample contamination reduced by a dedicated sample and platform in a high prevalence environment

por Linström, Michael A., Preiser, Wolfgang, Nkosi, Nokwazi N., Vreede, Helena W., Korsman, Stephen N. J., Zemlin, Annalise E., van Zyl, Gert U.
Publicado 2021

How South Africa Used National Cycle Threshold (Ct) Values to Continuously Monitor SARS-CoV-2 Laboratory Test Quality

por Scott, Lesley Erica, Hsiao, Nei-yuan, Dor, Graeme, Hans, Lucia, Marokane, Puleng, da Silva, Manuel Pedro, Preiser, Wolfgang, Vreede, Helena, Tsoka, Jonathan, Mlisana, Koleka, Stevens, Wendy Susan
Publicado 2023

Evaluating systematic targeted universal testing for tuberculosis in primary care clinics of South Africa: A cluster-randomized trial (The TUTT Trial)

por Martinson, Neil A., Nonyane, Bareng A. S., Genade, Leisha P., Berhanu, Rebecca H., Naidoo, Pren, Brey, Zameer, Kinghorn, Anthony, Nyathi, Sipho, Young, Katherine, Hausler, Harry, Connell, Lucy, Lutchminarain, Keeren, Swe Swe-Han, Khine, Vreede, Helena, Said, Mohamed, von Knorring, Nina, Moulton, Lawrence H., Lebina, Limakatso
Publicado 2023

Epidemiology and outcomes of SARS-CoV-2 infection associated with anti-nucleocapsid seropositivity in Cape Town, South Africa

por Hussey, Hannah, Vreede, Helena, Davies, Mary-Ann, Heekes, Alexa, Kalk, Emma, Hardie, Diana, van Zyl, Gert, Naidoo, Michelle, Morden, Erna, Bam, Jamy-Lee, Zinyakatira, Nesbert, Centner, Chad M, Maritz, Jean, Opie, Jessica, Chapanduka, Zivanai, Mahomed, Hassan, Smith, Mariette, Cois, Annibale, Pienaar, David, Redd, Andrew D., Preiser, Wolfgang, Wilkinson, Robert, Chetty, Kamy, Boulle, Andrew, Hsiao, Nei-yuan
Publicado 2022