Tại sao khó bỏ thuốc lá?
"Nếu bạn không còn cảm giác thèm nicotin thì bạn cũng chưa thể tuyên bố mình đã bỏ thuốc thành công, cuộc chiến vẫn còn ở trước mắt", các nhà nghiên cứu ĐH Pittsburgh và ĐH Carnegie Mellon cho biết...
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