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Belovezhdov N, Nachev Ch, Angelova I, Gergova V, Stefanov G.Belovezhdov N, et al. Among authors: angelova i.Vutr Boles. 1985;24(5):74-7.Vutr Boles. 1985.PMID: 2868573Clinical Trial.Bulgarian.
Koĭchev A, Belovezhdov N, Chakŭrski I, Stefanov G, Angelova I.Koĭchev A, et al. Among authors: angelova i.Vutr Boles. 1986;25(1):72-7.Vutr Boles. 1986.PMID: 2872753Bulgarian.
Belovezhdov N, Angelova I, Talakova Ch.Belovezhdov N, et al. Among authors: angelova i.Vutr Boles. 1988;27(3):67-71.Vutr Boles. 1988.PMID: 3061178Clinical Trial.Bulgarian.
Belovezhdov N, Talakova Ch, Angelova I, Chakŭrski I, Koĭchev A.Belovezhdov N, et al. Among authors: angelova i.Vutr Boles. 1985;24(2):61-5.Vutr Boles. 1985.PMID: 3898589Clinical Trial.Bulgarian.
Belovezhdov N, Talakova Ch, Chakŭrski I, Angelova I, Stefanov G.Belovezhdov N, et al. Among authors: angelova i.Vutr Boles. 1985;24(3):47-50.Vutr Boles. 1985.PMID: 4024621Bulgarian.
Matev M, Angelova I, Koĭchev A, Leseva M, Stefanov G.Matev M, et al. Among authors: angelova i.Vutr Boles. 1982;21(2):133-7.Vutr Boles. 1982.PMID: 7101883Bulgarian.
Belovezhdov N, Angelova I, Stefanov G, Stoianova M, Chakŭrski I.Belovezhdov N, et al. Among authors: angelova i.Vutr Boles. 1988;27(2):101-3.Vutr Boles. 1988.PMID: 3414092Bulgarian.
Stoianova M, Angelova I, Stefanov G, Belovezhdov N.Stoianova M, et al. Among authors: angelova i.Vutr Boles. 1986;25(6):95-7.Vutr Boles. 1986.PMID: 3564444Bulgarian.
Chakŭrski I, Matev M, Koĭchev A, Angelova I, Stefanov G.Chakŭrski I, et al. Among authors: angelova i.Vutr Boles. 1981;20(6):51-4.Vutr Boles. 1981.PMID: 7336706Bulgarian.