1.
Vutr Boles
; 11(3): 48-50, 1972.
Article
in Bulgarian
| MEDLINE
| ID: mdl-4679978
2.
Zh Nevropatol Psikhiatr Im S S Korsakova
; 70(9): 1339-43, 1970.
Article
in Russian
| MEDLINE
| ID: mdl-4101850