Allergy injections.
D002170:Canada; D004342:Drug Hypersensitivity / Q000517:prevention & control*; D006801:Humans; D006967:Hypersensitivity / Q000188:drug therapy*; D008318:Malpractice; D009726:Nurses; D010406:Penicillins / Q000009:adverse effects
D010406:Penicillins