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List of Mental Health Conditions (Psychological Disorders)
Mental disorders - World Health Organization (WHO)
Mental illness - Symptoms and causes - Mayo Clinic
List of mental disorders - Wikipedia
Mental Health Disorders: Types, Diagnosis & Treatment Options
Mental Illness: List of Common Mental Disorders - Verywell Health
Mental Disorders: MedlinePlus
Psychiatry.org - What is Mental Illness?
Mental illness - Diagnosis and treatment - Mayo Clinic
Depression (major depressive disorder) - Symptoms and causes