1. COVID-19 on Oral Health: A New Bilateral Connection for the Pandemic
   Luigi Bellocchio et al, 2023, Biomedicines CrossRef
2. Effects of Viral Infections Like COVID-19 on Head and Neck Cancers: The Role of Neutrophil-Lymphocyte Counts and Ratios
   Sunayana R Sarkar et al, 2024, Cureus CrossRef