1.
Stomatologiia (Sofiia)
; 70(1): 25-8, 1988.
Article
in Bulgarian
| MEDLINE
| ID: mdl-3273826
2.
Stomatologiia (Sofiia)
; 65(5): 28-33, 1983.
Article
in Bulgarian
| MEDLINE
| ID: mdl-6593942