Loading...
Report on smoking habits of Winnipeg school children: 1960-1968
A third survey of the smoking habits of all the students in the Winnipeg School Division from grades 5 to 12 has been completed. The three surveys cover a period of eight years and show an increase in smoking at all grade levels in both sexes. The increase is most marked in the girls and in both sex...
Na minha lista:
| Hovedforfatter: | |
|---|---|
| Format: | Artigo |
| Sprog: | Inglês |
| Udgivet: |
1973
|
| Fag: | |
| Online adgang: | https://ncbi.nlm.nih.gov/pmc/articles/PMC1941393/ https://ncbi.nlm.nih.gov/pubmed/4704894 |
| Tags: |
Tilføj Tag
Ingen Tags, Vær først til at tagge denne postø!
|