Answer
References
American Psychological Association. (n.d.). Catatonia. In APA dictionary of psychology. Retrieved February 19, 2020, from https://dictionary.apa.org/catatonia
Parenthetical citation: (American Psychological Association, n.d.)
Narrative citation: American Psychological Association (n.d.) adds that catatonia "can also occur with other disorders such as bipolar disorder and major depressive disorder" (para. 1).
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