International work in health statistics, 1948-1958 / by H.S. Gear, Y. Biraud [and] S. Swarrop.
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| Fformat: | Llyfr |
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Geneva : World Health Organization, 1961.
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| Disgrifiad o'r Eitem: | A reprint of articles that appeared in WHO Chronicle between February 1959 and May 1960. |
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| Disgrifiad Corfforoll: | 56 p. |