Citazione APA

Marschalek, M., Worda, C., Kuessel, L., Koelbl, H., Oberaigner, W., Leitner, H., . . . Husslein, H. (2018). Risk and protective factors for obstetric anal sphincter injuries: A retrospective nationwide study. Birth.

Stile di citazione Chicago

Marschalek, Marie‐Louise, Christof Worda, Lorenz Kuessel, Heinz Koelbl, Willi Oberaigner, Hermann Leitner, Julian Marschalek, e Heinrich Husslein. "Risk and Protective Factors for Obstetric Anal Sphincter Injuries: A Retrospective Nationwide Study." Birth 2018.

Citazione MLA

Marschalek, Marie‐Louise, et al. "Risk and Protective Factors for Obstetric Anal Sphincter Injuries: A Retrospective Nationwide Study." Birth 2018.

Attenzione: Queste citazioni potrebbero non essere precise al 100%.