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Kuzmanova SI, Atanassov AN, Andreev SA, Solakov PT.Kuzmanova SI, et al. Among authors: atanassov an.Folia Med (Plovdiv). 2003;45(3):55-9.Folia Med (Plovdiv). 2003.PMID: 15366667Clinical Trial.
Kuzmanova SI, Solakov PT, Atanassov AN, Andreev SA.Kuzmanova SI, et al. Among authors: atanassov an.Folia Med (Plovdiv). 2000;42(4):19-22.Folia Med (Plovdiv). 2000.PMID: 15359508
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Atanassov A, Karastanev K, Kichukov N.Atanassov A, et al.Folia Med (Plovdiv). 1991;33(3):10-5.Folia Med (Plovdiv). 1991.PMID: 1841062No abstract available.