APA Citation

Barrison, I. G., Murray-Lyon, I. M., Waterson, J., Wright, J., & Lewis, I. (1981). Preconception clinics.

Citação norma Chicago

Barrison, I G., I M. Murray-Lyon, J. Waterson, J. Wright, and I. Lewis. Preconception Clinics. 1981.

MLA Citation

Barrison, I G., et al. Preconception Clinics. 1981.

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