Evaluation of Antibody Responses to COVID-19 Vaccines among Solid Tumor and Hematologic Patients. - Singer, Josef; Le, Nguyen-Son; Mattes, Daniel; Klamminger, Valerie; Hackner, Klaus; Kolinsky, Nicole; Scherb, Michaela; Errhalt, Peter; Kreye, Gudrun; Pecherstorfer, Martin; Vallet, Sonia; Podar, Klaus (Cancers, 2021)