RT Journal Article SR Electronic T1 Ranitidine use is associated with increased morbidity and mortality in very low birthweight infants JF Evidence Based Medicine JO Evid Based Med FD BMJ Publishing Group Ltd SP 36 OP 37 DO 10.1136/ebmed-2012-100622 VO 18 IS 1 A1 Cotten, C Michael A1 Malcolm, William F YR 2013 UL http://ebm.bmj.com/content/18/1/36.abstract AB