Br J Gen Pract. 2011 Dec;61(593):708-9. doi: 10.3399/bjgp11X612918.
The British journal of general practice : the journal of the Royal College of General Practitioners
Larry A Green, Benjamin F Miller
PMID: 22137382 PMCID: PMC3223743 DOI: 10.3399/bjgp11X612918
[No abstract available.]