Serum levels of immunoglobulin G and M antibodies against SARS-CoV-2 in asymptomatic individuals prior to COVID-19 vaccination in the Democratic Republic of Congo - Eric Kasongo Mukenge; Christian Nsimba Lengo; Blaise Matondo-Manzambi Sumbu; Jérémie Masidi Muwonga; Jean-Robert Rissassi Makulo; Mamy Zita Ngole; Ben Izizag Bepouka; Guyguy Kamwiziku; Hippolyte Nani-Tuma Situakibanza; Mireille Nkanga Nganga; Gustave Ntita Ilunga; Fonce Tshibawu Nkunda; et al. (PLoS ONE, 2026)