Nicotine Replacement Therapy vs. E-cigarettes

Compare the effectiveness and safety of nicotine replacement therapies (such as patches, gum) with e-cigarettes in smoking cessation, discussing the advantages and disadvantages of both.
กลุ่มโรงพยาบาลวิชัยเวช อินเตอร์เนชั่นแนล
https://www.vichaivej.com/webboard/
https://www.vichaivej.com/webboard/viewtopic.php?f=13&t=1798