Describing a National Chatbot Deployed by the Ministry of Health in Malawi During the COVID-19 Pandemic: Retrospective Data Analysis

• by Isaach Ndemera, Yu-Ting Sunny Hsieh, Kingston Chirwa, Selemani Ngwira, Alanna Denny, Tsung Shu Joseph Wu, Hsin-yi Lee, Griphin Baxter Chirambo, Simeon Luka Yosefe, Ben Chilima, Matthew Kagoli, Balwani Mbakaya, Kwong Leung Joseph Yu, John O'Donoghue

• July 16, 2026

AI Tool Finds More Long COVID Cases Than Codes

Nearly 90% of patients who met algorithmic criteria for postacute sequelae of SARS-CoV-2 infection had at least 1 chronic or potentially chronic condition requiring ongoing clinical management.

• by Kathryn Wighton

• June 30, 2026

• 5 min

Structural and functional dissection of neutralisation differences among SARS-CoV-2 variants using antigenicity prediction and CR3022 binding analysis

• by Jyoti Sawant, Ajit Patil, Madhuri Thakar, Swarali Kurle

• July 6, 2026

Association between perfluoroalkyl and polyfluoroalkyl substances and response to the COVID-19 vaccine in a paediatric prospective observational cohort in Arizona

• by James Hollister, Cynthia Porter, Boqi Xiang, Shawn C Beitel, Patrick Rivers, Karen Lutrick, Jefferey L Burgess, Katherine D Ellingson

• June 22, 2026