𝔖 Bobbio Scriptorium
✦   LIBER   ✦

REPORT OF SPECIAL STUDY BY U. S. PUBLIC HEALTH SERVICE OF THE VISION OF 1,860 SCHOOL CHILDREN


Book ID
114964911
Publisher
School Science and Mathematics Association
Year
1928
Tongue
English
Weight
67 KB
Volume
28
Category
Article
ISSN
0036-6803

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Respiratory health services reported by
✍ Kenneth D. Linch; Dennis W. Groce; Janet M. Hale πŸ“‚ Article πŸ“… 1996 πŸ› John Wiley and Sons 🌐 English βš– 685 KB

This report describes the involvement of mine management personnel at U S . mines in providing environmental and medical services related to respiratory health. The data were obtained by means of a questionnaire that was administered to mine management personnel at 491 mines and mills during May 198