Pakistan Medical Research Council & Haider, Z. (1980). Multicentre study of risk factors for coronary heart disease. Pakistan Medical Research Council.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रPakistan Medical Research Council और Zulfiqar Haider. Multicentre Study of Risk Factors for Coronary Heart Disease. [Karachi]: Pakistan Medical Research Council, 1980.
एमएलए (8वां संस्करण) प्रशस्ति पत्रPakistan Medical Research Council और Zulfiqar Haider. Multicentre Study of Risk Factors for Coronary Heart Disease. Pakistan Medical Research Council, 1980.
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