Back to matchesWe found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitlePsychological Status of Opioid Treatment Service Staff in Tehran, the Epicenter of COVID-19 Outbreak in Iran: A Longitudinal Cohort Study.AuthorsPirnia, Bijan; Mosazadeh, Hasan; Lotfi, Babak; Pirnia, Fariborz; Pirnia, Kambiz; Malekanmehr, ParastooPublicationJournal of Research Development in Nursing & Midwifery, 2021, Vol 18, Issue 1, p44ISSN2588-3038Publication typeArticleDOI10.52547/jgbfnm.18.1.44