OMS. (1992). WHO technical report series; N.825: The use of essential drugs,Model list of essential drugs: seventh list. Geneva: OMS.
Trích dẫn kiểu ChicagoOMS. WHO Technical Report Series; N.825: The Use of Essential Drugs,Model List of Essential Drugs: Seventh List. Geneva: OMS, 1992.
MLA CitationOMS. WHO Technical Report Series; N.825: The Use of Essential Drugs,Model List of Essential Drugs: Seventh List. Geneva: OMS, 1992.
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