[The value of ultrasound imaging of the substantia nigra in the differential diagnosis of Parkinson's disease].
Arjona
A
A
D003937:Diagnosis, Differential; D006801:Humans; D010300:Parkinson Disease / Q000175:diagnosis* / Q000000981:diagnostic imaging* / Q000473:pathology; D013378:Substantia Nigra / Q000000981:diagnostic imaging* / Q000473:pathology; D014463:Ultrasonography