Varicella vaccination.
May
D L
DL
D019433:Chickenpox Vaccine; D005190:Family; D015658:HIV Infections / Q000150:complications*; D006801:Humans; D007117:Immunization, Secondary; D014765:Viral Vaccines / Q000008:administration & dosage*
D019433:Chickenpox Vaccine; D014765:Viral Vaccines