Dyfyniad APA

Abholz (Emeritus), H., Egidi, G., M. Kochen, M., & Popert, U. (2018). Correspondence (letter to the editor): Limitations of the Study. Dtsch Arztebl Int.

Dyfyniad Arddull Chicago

Abholz (Emeritus), Heinz-Harald, Günther Egidi, Michael M. Kochen, and Uwe Popert. "Correspondence (letter to the Editor): Limitations of the Study." Dtsch Arztebl Int 2018.

Dyfyniad MLA

Abholz (Emeritus), Heinz-Harald, Günther Egidi, Michael M. Kochen, and Uwe Popert. "Correspondence (letter to the Editor): Limitations of the Study." Dtsch Arztebl Int 2018.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.