Tissue changes occurring in sinus membranes after treatment with penicillin.
D006801:Humans; D008566:Membranes; D009297:Nasal Mucosa; D010256:Paranasal Sinuses; D010406:Penicillins
D010406:Penicillins
NASAL SINUS/tissue changes after penicillin; PENICILLIN/effect on nasal-sinus membrane