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Patients who experienced a manic or hypomanic switch were compared with those who did not on several variables including age , sex , diagnosis ( DSM - IV bipolar I vs . bipolar II ) , number of previous manic episodes , type of antidepressant therapy used ( electroconvulsive therapy vs . antidepressant drugs and , more particularly , selective serotonin reuptake inhibitors [ SSRIs ] ) , use and type of mood stabilizers ( lithium vs . anticonvulsants ) , and temperament of the patient , assessed during a normothymic period using the hyperthymia component of the Semi - structured Affective Temperament Interview .
 manic, hypomanic, DSM - IV bipolar I, bipolar II, manic, antidepressant, antidepressant, serotonin reuptake inhibitors, SSRIs, lithium
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: Disease, Chemical 
Text: {0} 
Answer:
 manic, hypomanic, DSM - IV bipolar I, bipolar II, manic, antidepressant, antidepressant, serotonin reuptake inhibitors, SSRIs, lithium