has participant quality leukocyte cell number decreased AE MedDRA: 10047942 CTCAE: E12232 white blood cell count decreased AE 白细胞减少 NCIt: C26816 a leukocyte cell number abnormal AE that has an outcome of reduction in the number of leukocytes, or of nucleated cells of the myeloid or lymphoid lineages, found in blood or other tissue decreased leukocyte cell number AE MP: MP_0000221 According to the Vaccine Adverse Event Reporting System (VAERS), 'leukopenia' is an adverse event that was mentioned in 417 VAERS reports (0.3%) during1991-2001 (Reference: PMID: 12825543). leukocyte cell number abnormal AE AE severity G1 AE severity G2 AE severity G3 AE severity G4