Laboratory of Microbiology-Virology;
Department of Biology;
Faculty of Medicine and Pharmacy;
University Cadi Ayyad;
Marrakech;
Morocco;
Laboratory of Bacteriology-Virology;
Avicenne Military Hospital;
Marrakech (HMA);
Morocco;
Parvovirus B19; Pregnant Women; Clinical Manifestations; Fetal Death; Hydrops Fetalis;