APA Citation

Christensen, K., Vaupel, J. W., Holm, N. V., & Yashin, A. I. (1995). Mortality among twins after age 6: Fetal origins hypothesis versus twin method. BMJ Group.

Citação norma Chicago

Christensen, K., J. W. Vaupel, N. V. Holm, and A. I. Yashin. Mortality Among Twins After Age 6: Fetal Origins Hypothesis Versus Twin Method. BMJ Group, 1995.

MLA Citation

Christensen, K., J. W. Vaupel, N. V. Holm, and A. I. Yashin. Mortality Among Twins After Age 6: Fetal Origins Hypothesis Versus Twin Method. BMJ Group, 1995.

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