Kaufman, J. J. (2016). Obituary: A Remembrance of Robert S. Siffert MD (1918–2015). Clin Orthop Relat Res.
Chicago Style CitationKaufman, Jonathan J. "Obituary: A Remembrance of Robert S. Siffert MD (1918–2015)." Clin Orthop Relat Res 2016.
Cita MLAKaufman, Jonathan J. "Obituary: A Remembrance of Robert S. Siffert MD (1918–2015)." Clin Orthop Relat Res 2016.
Atenció: Aquestes cites poden no estar 100% correctes.