And a more recent one just to top it off: Marshal et al, 2015 JAMA pubmed.ncbi.nlm.nih.gov/25898051/
And a more recent one just to top it off: Marshal et al, 2015 JAMA pubmed.ncbi.nlm.nih.gov/25898051/
Black et al, 2002 BMJ www.bmj.com/content/325/...
Taylor et al, 2002 BMJ www.bmj.com/content/324/...
Madsen et al, 2002 N Engl J Med pubmed.ncbi.nlm.nih.gov/12421889/
Black et al, 2002 BMJ www.bmj.com/content/325/...
Taylor et al, 2002 BMJ www.bmj.com/content/324/...
Madsen et al, 2002 N Engl J Med pubmed.ncbi.nlm.nih.gov/12421889/