TY  - BOOK
ED  - International Labour Office.
TI  - Statistical methods for measuring occupational morbidity and mortality
T2  - Studies and reports, series N, Statistics,
AV  - HD4813 .I4 ser. N, no. 16
PY  - 1930///
CY  - Geneva
KW  - Occupational diseases
KW  - Medical statistics
N1  - At head of title: International Labour Office; "Appendix. List of occupations for which diagrams are given" : p. [206]-208; Bibliographical foot-notes
ER  -