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