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10. [Problems of perinatology from the viewpoint of the obstetrician]. Herrmann U Geburtshilfe Frauenheilkd; 1969 Apr; 29(4):391-404. PubMed ID: 5782985 [No Abstract] [Full Text] [Related]
11. [On the problem of prolonged pregnancy]. Carol W Z Arztl Fortbild (Jena); 1967 May; 61(10):506-9. PubMed ID: 5599083 [No Abstract] [Full Text] [Related]