Increased seroprevalence of IgG-class antibodies against cytomegalovirus, parvovirus B19, and varicella-zoster virus in women working in child day care
Gini GC van Rijckevorsel*, Lian P MJ Bovée, Marjolein Damen, Gerard J B Sonder, Maarten F Schim van der Loeff and Anneke van den Hoek