共 2 条
[1]
A STUDY OF ILLNESS IN A GROUP OF CLEVELAND FAMILIES .2. INCIDENCE OF THE COMMON RESPIRATORY DISEASES
[J].
AMERICAN JOURNAL OF HYGIENE,
1953, 58 (01)
:31-40
[2]
A STUDY OF ILLNESS IN A GROUP OF CLEVELAND FAMILIES .1. PLAN OF STUDY AND CERTAIN GENERAL OBSERVATIONS
[J].
AMERICAN JOURNAL OF HYGIENE,
1953, 58 (01)
:16-30