Cita APA

Samuel, A. Y., & Shead, G. V. (1974). Letter: The solitary thyroid nodule.

Chicago Style Citation

Samuel, A Y., i G V. Shead. Letter: The Solitary Thyroid Nodule. 1974.

Cita MLA

Samuel, A Y., i G V. Shead. Letter: The Solitary Thyroid Nodule. 1974.

Atenció: Aquestes cites poden no estar 100% correctes.