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Gall FP, Köckerling F.Gall FP, et al.Recent Results Cancer Res. 1988;110:79-86. doi: 10.1007/978-3-642-83293-2_11.Recent Results Cancer Res. 1988.PMID: 3406508No abstract available.
Köckerling F, Gall FP.Köckerling F, et al. Among authors: gall fp.Fortschr Med. 1992 May 10;110(13):238-40.Fortschr Med. 1992.PMID: 1612543Review.German.