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Secondhand smoke knowledge, sources of information, and associated factors among hospital staff
- Sae Rom Lee,
- A-ra Cho,
- Sang Yeoup Lee,
- Young Hye Cho,
- Eun Ju Park,
- Yun Jin Kim,
- Jeong Gyu Lee
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- Published: January 22, 2019
- https://doi.org/10.1371/journal.pone.0210981