Test negative case–control study of COVID-19 vaccine effectiveness for symptomatic SARS-CoV-2 infection among healthcare workers: Zambia, 2021–2022 by Francis Dien Mwansa, Nathan Kapata, Roma Chilengi, Sombo Fwoloshi, Muzala Kapina, Kunda Musonda, Nyambe Sinyange, Patricia Bobo, Leora R Feldstein, Oliver Mweso, John Simwanza, Warren Malambo, Dabwitso Banda, Young M Yoo, Lloyd B Mulenga, Mazyanga Mazaba Liwewe, Simon Agolory, Jonas Hines

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Research on the Epidemiology of SARS-CoV-2 in Essential Response Personnel (RECOVER): Protocol for a Multisite Longitudinal Cohort Study by Laura J Edwards, Ashley L Fowlkes, Meredith G Wesley, Jennifer L Kuntz, Marilyn J Odean, Alberto J Caban-Martinez, Kayan Dunnigan, Andrew L Phillips, Lauren Grant, Meghan K Herring, Holly C Groom, Karley Respet, Shawn Beitel, Tnelda Zunie, Kurt T Hegmann, Archana Kumar, Gregory Joseph, Brandon Poe, Paola Louzado-Feliciano, Michael E Smith, Matthew S Thiese, Natasha Schaefer-Solle, Young M Yoo, Carlos A Silvera, Julie Mayo Lamberte, Josephine Mak, L Clifford McDonald, Matthew J Stuckey, Preeta Kutty, Melissa L Arvay, Sarang K Yoon, Harmony L Tyner, Jefferey L Burgess, Danielle Rentz Hunt, Jennifer Meece, Manjusha Gaglani, Allison L Naleway, Mark G Thompson

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Risk Factors for Reinfection with SARS-CoV-2 Omicron Variant among Previously Infected Frontline Workers by Katherine D. Ellingson, James Hollister, Cynthia J. Porter, Sana M. Khan, Leora R. Feldstein, Allison L. Naleway, Manjusha Gaglani, Alberto J. Caban-Martinez, Harmony L. Tyner, Ashley A. Lowe, Lauren E.W. Olsho, Jennifer Meece, Sarang K. Yoon, Josephine Mak, Jennifer L. Kuntz, Natasha Schaefer Solle, Karley Respet, Zoe Baccam, Meredith G. Wesley, Matthew S. Thiese, Young M. Yoo, Marilyn J. Odean, Flavia N. Miiro, Steve L. Pickett, Andrew L. Phillips, Lauren Grant, James K. Romine, Meghan K. Herring, Kurt T. Hegmann, Julie Mayo Lamberte, Brian Sokol, Krystal S. Jovel, Mark G. Thompson, Patrick Rivers, Tamara Pilishvili, Karen Lutrick, Jefferey L. Burgess, Claire M. Midgley, Ashley L. Fowlkes

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Pediatric Research Observing Trends and Exposures in COVID-19 Timelines (PROTECT): Protocol for a Multisite Longitudinal Cohort Study by Joy Burns, Patrick Rivers, Lindsay B LeClair, Krystal S Jovel, Ramona P Rai, Ashley A Lowe, Laura J Edwards, Sana M Khan, Clare Mathenge, Maria Ferraris, Jennifer L Kuntz, Julie Mayo Lamberte, Kurt T Hegmann, Marilyn J Odean, Hilary McLeland-Wieser, Shawn Beitel, Leah Odame-Bamfo, Natasha Schaefer Solle, Josephine Mak, Andrew L Phillips, Brian E Sokol, James Hollister, Jezahel S Ochoa, Lauren Grant, Matthew S Thiese, Keya B Jacoby, Karen Lutrick, Felipe A Pubillones, Young M Yoo, Danielle Rentz Hunt, Katherine Ellingson, Mark C Berry, Joe K Gerald, Joanna Lopez, Lynn B Gerald, Meredith G Wesley, Karl Krupp, Meghan K Herring, Purnima Madhivanan, Alberto J Caban-Martinez, Harmony L Tyner, Jennifer K Meece, Sarang K Yoon, Ashley L Fowlkes, Allison L Naleway, Lisa Gwynn, Jefferey L Burgess, Mark G Thompson, Lauren EW Olsho, Manjusha Gaglani

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