Cita APA

Clarke, R., Woodhouse, P., Ulvik, A., Frost, C., Sherliker, P., Refsum, H., . . . Khaw, K. (1998). Variability and determinants of total homocysteine concentrations in plasma in an elderly population.

Citación estilo Chicago

Clarke, R., P. Woodhouse, A. Ulvik, C. Frost, P. Sherliker, H. Refsum, P. Ueland, and K. Khaw. Variability and Determinants of Total Homocysteine Concentrations in Plasma in an Elderly Population. 1998.

Cita MLA

Clarke, R., et al. Variability and Determinants of Total Homocysteine Concentrations in Plasma in an Elderly Population. 1998.