Bedtimes and sleep duration in relation to smoking behaviour in 14-year-old English schoolchildren.
Macgregor
I D
ID
Balding
J W
JW
D000293:Adolescent; D005260:Female; D006801:Humans; D008297:Male; D012890:Sleep; D012907:Smoking / Q000009:adverse effects*; D012923:Social Class; D011795:Surveys and Questionnaires; D006113:United Kingdom