Studies in patients with bipolar not classified a specific selection (purposive sampling) as well as for patients aged 20-45 years old, and be able to provide an answer from four types of quiz.
Studies in bipolar patients not classified. Selective sampling (purposive sampling) as patients aged 20-45 years, the voluntary and can answer all four of the test species.
Study in patients with bipolar disorder do not classify and select specific (purposive sampling) by the patient's age since 20 - 45 years For the voluntary and can give the answer from the test and 4 type