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Z Arztl Fortbild (Jena)
; 84(5): 225-8, 1990.
Article
in German
| MEDLINE
| ID: mdl-1695796
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Z Arztl Fortbild (Jena)
; 79(23): 1003-5, 1985.
Article
in German
| MEDLINE
| ID: mdl-4096015