[\'Department of Clinical Pharmacology, Fortis Hospital Mohali, Mohali, India.\', \'Department of Pharmacology, University College of Medical Sciences, Delhi, India.\', \'Fortis Hospital Mohali, Mohali, Punjab, India.\']
Hydroxychloroquine pre-exposure prophylaxis provides no protection against COVID-19 among health care workers: a cross-sectional study in a tertiary care hospital in North India.