Tsitsilonis, O.E. Paraskevis, D. Lianidou, E. Terpos, E. Akalestos, A. Pierros, V. Kostaki, E.G. Kastritis, E. Moutsatsou, P. Politou, M. Scorilas, A. Sphicopoulos, T. Thomaidis, N. Trougakos, I.P. Tsakris, A. Voulgaris, N. Daskalaki, C.C. Evangelakou, Z. Fouki, C. Gianniou, D.D. Gumeni, S. Kostopoulos, I.V. Manola, M.S. Orologas-Stavrou, N. Panteli, C. Papanagnou, E.-D. Rousakis, P. Sklirou, A.D. Smilkou, S. Stergiopoulou, D. Tsiodras, S. Dimopoulos, M.-A. Sfikakis, P.P., Sars-cov-2 infection is asymptomatic in nearly half of adults with robust anti-spike protein receptor-binding domain antibody response, Vaccine, (9), 1-12, 2021, MDPI AG, 0264-410X