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Lua i Stíl Chicago (17ú heag.)Hamer, Johannes Pieter Marinus. Chordal Rupture of the Mitral Valve: Reappraisal of the Diagnosis and Treatment. [S.l.: s.n.], 1984.
Lua MLA (8ú heag.)Hamer, Johannes Pieter Marinus. Chordal Rupture of the Mitral Valve: Reappraisal of the Diagnosis and Treatment. s.n.], 1984.
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