The piano key test: a clinical sign for the identification of subtle tarsometatarsal pathology.
Keiserman
Luciano S
LS
Rheuma Clinic, Porto Alegre, Brazil.
Cassandra
James
J
Amis
James A
JA
D033023:Foot Joints / Q000473:pathology*; D006801:Humans; D007592:Joint Diseases / Q000175:diagnosis*; D010338:Pathology, Clinical / Q000379:methods