Zhai, EricEricZhaiSchiavone, GiuseppinaGiuseppinaSchiavoneVan Diest, IlseIlseVan DiestVrize, ElskeElskeVrizeDe Raedt, WalterWalterDe RaedtVan Hoof, ChrisChrisVan Hoof2021-10-282021-10-2820192044-6055https://imec-publications.be/handle/20.500.12860/34529Ambulatory Smoking Habits Investigation based on Physiology and Context (ASSIST) using wearable sensors and mobile phones: protocol for an observational studyJournal articlehttps://bmjopen.bmj.com/content/9/9/e028284