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When your surgeon advises you to quit smoking before your plastic surgery procedure, your surgeon doesnt just mean cigarettes

Panagis Galiatsatos, Johns Hopkins Among the 56 who reported smoking marijuana, 28 provided information about the amount, which was 1.85 grams per day on average

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Smoking index Since information about cigarette smoking was collected pre, during, and post-pregnancy, we created a smoking index variable which assessed the relationship between breastfeeding duration based on how many timepoints (03) the mother indicated they used cigarettes