APA

Stoffer S. S., Szpunar W. E., . (20050712). Potential variations in levothyroxine formulated in the United States versus in Canada. : Endocrine practice : official journal of the American College of Endocrinology and the American Association of Clinical Endocrinologists.

Chicago

Stoffer Sheldon S, Szpunar Walter E, . 20050712. Potential variations in levothyroxine formulated in the United States versus in Canada. : Endocrine practice : official journal of the American College of Endocrinology and the American Association of Clinical Endocrinologists.

Harvard

Stoffer S. S., Szpunar W. E., . (20050712). Potential variations in levothyroxine formulated in the United States versus in Canada. : Endocrine practice : official journal of the American College of Endocrinology and the American Association of Clinical Endocrinologists.

MLA

Stoffer Sheldon S, Szpunar Walter E, . Potential variations in levothyroxine formulated in the United States versus in Canada. : Endocrine practice : official journal of the American College of Endocrinology and the American Association of Clinical Endocrinologists. 20050712.