RT Journal Article SR Electronic T1 Junior doctors and waterpipe tobacco smoking JF British Journal of General Practice JO Br J Gen Pract FD British Journal of General Practice SP 617 OP 618 DO 10.3399/bjgp14X682741 VO 64 IS 629 A1 Harriette May Packer A1 Mohammed Jawad YR 2014 UL http://bjgp.org/content/64/629/617.2.abstract AB