scientific name for tobacco plant Nicotiana glauca Nicotiana tabacum - an overview

Cotinine is more stable in the body, making it a good indicator of tobacco use, but nicotine can be converted into cotinine and back again, making the anabasine test essential for smokers who have quit with NRT

People over 65 are the least likely to smoke just 8.5 percent of them do

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We are grateful to the Department of Ear-Nose-Throat and the Department of Dental Surgery of Government Medical College, Omandurar for providing the study participants.We extend our gratitude to Wayne Rasband (Research Services Branch, National Institute of Mental Health, Bethesda, Maryland, USA) for permitting us to use ImageJ software as a study tool in this research project