The lesson Aloysius taught me.
Sponsler
S B
SB
D002648:Child; D006801:Humans; D007802:Language; D008297:Male; D009723:Nurse-Patient Relations; D010406:Penicillins / Q000627:therapeutic use; D012213:Rheumatic Fever / Q000188:drug therapy / Q000451:nursing*
D010406:Penicillins