1. Clinical guideline, part 1. Screening for thyroid disease. American College of Physicians;Annals of Internal Medicine,1998
2. American Association of Clinical Endocrinologists releases clinical guidelines for thyroid disease;American Family Physician,1995
3. 1995 Clinical Guidelines for the Evaluation and Treatment of Hyperthyroidism and Hypothyroidism
4. Reliability of panel-based guidelines for colonoscopy: an inter-national comparison;Burnand;Gastrointestinal Endoscopy,1998
5. L-Thyroxine therapy in subclinical hypothyroidism. A double-blind, placebo-controlled trial;Cooper;Annals of Internal Medicine,1984