I HAVE often been impressed by the scanty attention paid even by original workers in physics to the great principle of similitude. It happens not infrequently that results in the form of “laws” are ...

Correspondence to: Associate Professor Barnsley Department of Rheumatology, Concord Hospital, Hospital Road, Concord, NSW 2139, Australia; les.barnsleyemail.cs.nsw.gov.au Background: Ankle sprains are ...