TY - BOOK AU - Dhamija Amit AU - Dr. V. K. Vijayan Gu. AU - University of Delhi. Faculty of Medical Sciences. Department of Pulmonary Medicine ED - University of Delhi. Faculty of Medical Sciences. Department of Pulmonary Medicine TI - Comparison of conventional treatment with or without non invasive bilevel positive airway pressure ventilation in acute exacerbation of chronic obstructive pulmonary disease PY - 2003/// KW - MEDICINE ER -