Chronic anal fissure
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The Chronic Anal Fissure Treatment by Internal Partial Lateral Sphincterotomy and Following Anal Manometry
Dušan Šimkovič, Milan Široký, Karel Šmejkal
1997, Vol. 40, Issue 1, pp. 13-15
Dušan Šimkovič, Milan Široký, Karel Šmejkal