Open AccessRelationship Between Smoking Status and Smoking Index Against COVID-19 Disease Course in Treated Patients at Dr. M Djamil General Hospital, Padang
Author(s) -
Yulia Helexandra,
Yessy Susanty Sabri,
Fenty Anggrainy
Publication year - 2022
Publication title -
respiratory science
Language(s) - English
Resource type - Journals
ISSN - 2747-1306
DOI - 10.36497/respirsci.v3i1.58
Subject(s) - medicine , covid-19 , retrospective cohort study , disease , observational study , risk factor , pediatrics , infectious disease (medical specialty)