(1997). use of essential drugs: Seventh report of the WHO expert committee (including the revised model list of essential drugs). World Health Organisation.
Trích dẫn kiểu ChicagoUse of Essential Drugs: Seventh Report of the WHO Expert Committee (including the Revised Model List of Essential Drugs). Geneva: World Health Organisation, 1997.
Trích dẫn MLAUse of Essential Drugs: Seventh Report of the WHO Expert Committee (including the Revised Model List of Essential Drugs). World Health Organisation, 1997.
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