Results 211 to 216 of about 4,354 (216)

EPIDEMIOLOGIC INVESTIGATIONS INTO POLIOMYELITIS

Acta Pathologica Microbiologica Scandinavica, 1936
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Epidemiologic investigations of endotoxins.

1997
Douwes, J., Heederik, D.
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Validity of epidemiologic investigations.

Annals of allergy, 1983
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[Technic of epidemiological investigation].

La Semana medica, 2004
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AN INVESTIGATION INTO THE EPIDEMIOLOGY OF THREADWORMS.

The New Zealand medical journal, 1996
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Gallstones. An epidemiological investigation.

Danish medical bulletin, 1991
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