00412nas a2200157   4500000000100000000000100001008004100002100001500043700001400058700001600072700001400088245012000102300001000222490000800232022001400240       2012                            d1 aM. Bradley1 aL. Murray1 aM. Cantwell1 aC. Hughes00aProton pump inhibitors and histamine-2-receptor antagonists and pancreatic cancer risk: a nested case-control study  a233-90 v106  a0007-0920