1.
Quintessenz
; 42(6): 969-73, 1991 Jun.
Article
in German
| MEDLINE
| ID: mdl-1961911
2.
Quintessenz
; 42(4): 627-9, 1991 Apr.
Article
in German
| MEDLINE
| ID: mdl-1784730
3.
Quintessenz
; 42(3): 453-7, 1991 Mar.
Article
in German
| MEDLINE
| ID: mdl-1961888
4.
Quintessenz
; 42(1): 85-90, 1991 Jan.
Article
in German
| MEDLINE
| ID: mdl-1745737
5.
Quintessenz
; 41(11): 1839-42, 1990 Nov.
Article
in German
| MEDLINE
| ID: mdl-2101984
6.
Quintessenz
; 41(10): 1649-54, 1990 Oct.
Article
in German
| MEDLINE
| ID: mdl-2101972