Bahreini, Fatemeh, Rezvan Najafi, Razieh Amini, Salman Khazaei, and Saeid Bashirian. “Reducing False Negative PCR Test for COVID-19”. International Journal of Maternal and Child Health and AIDS 9, no. 3 (October 8, 2020): 409–411. Accessed October 19, 2026. http://www.mchandaids.org/index.php/ijma/article/view/214.