APA citiranje

Aberg, T., & Kihlgren, M. (1977). Cerebral protection during open-heart surgery.

Citação norma Chicago

Aberg, T., and M. Kihlgren. Cerebral Protection During Open-heart Surgery. 1977.

MLA citiranje

Aberg, T., and M. Kihlgren. Cerebral Protection During Open-heart Surgery. 1977.

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