{{Cite journal| doi = 10.1093/ageing/32.2.231| issn = 0002-0729 (Print) 0002-0729 (Linking)| volume = 32| issue = 2| pages = 231| last = Wilcock| first = M.| title = Change in general practitioner prescribing| journal = Age Ageing| date = 2003-03-05| pmid = 12615575}}