Wisse, B. (2014). Hypothyroidism: MedlinePlus Medical Encyclopedia. Retrieved December 14, 2014, from http://www.nlm.nih.gov/medlineplus/ency/article/000353.htm
This reference is a National Institutes of Health website that focuses mainly on the basic information on hypothyroidism. This reference provides an introduction into the topic by defining hypothyroidism as well as providing various causes of hypothyroidism. The website also offers information on the symptoms of the condition, different tests that are used to diagnose the disease as well as different treatment options. The information from the paper will be useful in introducing the paper and giving basic concepts on the topic.