Clark assures us, (iu his book on Consumption) that this is not the case. He has carefully studied the London bills of mortality, making annual averages for periods of ten years, to avoid the influence of epidemics and accidental agencies; and he finds... The Annual address delivered before the New-York State Medical Society and ... - Strona 19 autor: A. Clark - 1853 - Liczba stron: 29 Pełny widok -
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