Thankappan, KRMini, GDaivadanam, MVijayakumar, GSarma, PSNichter, M2013-03-112013-03-112013-02BMC Public Health. 2013 Jan 18;13:47https://dspace.sctimst.ac.in/handle/123456789/1317Smoking cessation among diabetes patients: results of a pilot randomized controlled trial in Kerala, IndiaArticle