טוען...
Age at Smoking Initiation and Subsequent Smoking Among Korean Adolescent Smokers
OBJECTIVES: The aim of this study was to investigate the relationship between age at cigarette smoking initiation and smoking level among adolescent current smokers. METHODS: In 2007, students from one or two classes of the 10th or 11th grade were randomly selected using the probability proportional...
שמור ב:
| Main Authors: | , |
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| פורמט: | Artigo |
| שפה: | Inglês |
| יצא לאור: |
Korean Society for Preventive Medicine
2014
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| נושאים: | |
| גישה מקוונת: | https://ncbi.nlm.nih.gov/pmc/articles/PMC4186550/ https://ncbi.nlm.nih.gov/pubmed/25284198 https://ncbi.nlm.nih.govhttp://dx.doi.org/10.3961/jpmph.14.032 |
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