APA

Sandeep Singh, University of Delhi. Faculty of Medical Sciences. Department of Medicine, Dr D D Kulpati Supervisor & University of Delhi. Faculty of Medical Sciences. Department of Medicine. (1991). Respiratory monitoring during sleep in patients with chronic obstructive pulmonary disease (COPD). : .

Chicago

Sandeep Singh, University of Delhi. Faculty of Medical Sciences. Department of Medicine, Dr D D Kulpati Supervisor and University of Delhi. Faculty of Medical Sciences. Department of Medicine. 1991. Respiratory monitoring during sleep in patients with chronic obstructive pulmonary disease (COPD). : .

Harvard

Sandeep Singh, University of Delhi. Faculty of Medical Sciences. Department of Medicine, Dr D D Kulpati Supervisor and University of Delhi. Faculty of Medical Sciences. Department of Medicine. (1991). Respiratory monitoring during sleep in patients with chronic obstructive pulmonary disease (COPD). : .

MLA

Sandeep Singh, University of Delhi. Faculty of Medical Sciences. Department of Medicine, Dr D D Kulpati Supervisor and University of Delhi. Faculty of Medical Sciences. Department of Medicine. Respiratory monitoring during sleep in patients with chronic obstructive pulmonary disease (COPD). : . 1991.