RT Journal Article SR Electronic T1 Hot and cold biopsy: implications of study design on outcomes JF European Respiratory Journal JO Eur Respir J FD European Respiratory Society SP 1067 OP 1068 DO 10.1183/09031936.00007707 VO 29 IS 5 A1 Nath, A. A1 Srinivas, R. A1 Agarwal, R. YR 2007 UL https://publications.ersnet.org//content/29/5/1067.abstract AB