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Dtsch Gesundheitsw
; 25(20): 922-6, 1970 May 21.
Article
in German
| MEDLINE
| ID: mdl-4942748
2.
Dtsch Gesundheitsw
; 24(33): 1548-51, 1969 Aug 14.
Article
in German
| MEDLINE
| ID: mdl-5376210
3.
Dtsch Gesundheitsw
; 21(48): 2296-9, 1966 Dec 01.
Article
in German
| MEDLINE
| ID: mdl-5980503