RT Journal Article SR Electronic T1 Symposium on bronchitis JF The Journal of the College of General Practitioners JO J Coll Gen Pract FD British Journal of General Practice SP 319 OP 319 VO 11 IS 4 A1 P. D. Mulkern YR 1966 UL http://bjgp.org/content/11/4/319.1.abstract AB