Smoking habits and pain tolerance.
D000328:Adult; D000367:Age Factors; D000368:Aged; D044466:Asian People; D044383:Black People; D002140:California; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D010146:Pain; D010465:Perception; D012737:Sex Factors; D012907:Smoking / Q000503:physiopathology*; D044465:White People; D001741:Black or African American