Cita APA

Schröder, J. H., Marschalek, N., Hufeland, M., & Perka, C. (2016). The ‘Hip Vacuum Sign’—a new radiographic phenomenon in femoro-acetabular impingement. J Hip Preserv Surg.

Citación estilo Chicago

Schröder, Jörg H., Nils Marschalek, Martin Hufeland, and Carsten Perka. "The ‘Hip Vacuum Sign’—a New Radiographic Phenomenon in Femoro-acetabular Impingement." J Hip Preserv Surg 2016.

Cita MLA

Schröder, Jörg H., Nils Marschalek, Martin Hufeland, and Carsten Perka. "The ‘Hip Vacuum Sign’—a New Radiographic Phenomenon in Femoro-acetabular Impingement." J Hip Preserv Surg 2016.

Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.