For instance, P&O Cruises allows 16 and 17-year-olds to have "modest amounts of beer, cider or wine to drink with a meal in the restaurants when accompanied by a parent or legal guardian."
The RCT data could be analyzed as an observational study of consumption choices, which could provide a better estimate of the real effect of the NRT, but this is rarely done, and it would still be a very small observational study with one more source of potential confounding than naturally occurs (the effect of whether someone is inclined to comply with their assignment)
A recent informal survey among family and friends brought recollections of grandmothers and great-grandmothers using black gum, sweet gum, elm, and peach, with the ladies usually adamant about their preferred species of tree
While moderate alcohol intake can sometimes improve HDL cholesterol, excessive drinking raises triglycerides and adds to the cardiovascular strain that smoking already imposes