APA citiranje

Coulshed, N., & Littler, T. R. (1957). Atrial Septal Defect in the Aged.

Citação norma Chicago

Coulshed, N., and T. R. Littler. Atrial Septal Defect in the Aged. 1957.

MLA citiranje

Coulshed, N., and T. R. Littler. Atrial Septal Defect in the Aged. 1957.

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