J de la Rubia, F Moscardo, F Arriaga, E Monteagudo, C Carreras, and ML Marty. 2000. “Acute Parvovirus B19 Infection As a Cause of Autoimmune Hemolytic Anemia”. Haematologica 85 (9). Pavia, Italy, 995-97. https://doi.org/10.3324/%x.