Guanfacine as a Treatment Option for Persistent Mental Restlessness and Deliberate Self-harm Thoughts in a Patient with Attention-deficit/Hyperactivity Disorder, Autism Spectrum Disorder, Borderline Personality Disorder, and Post-traumatic Stress Disorder: Case Report - Yeung, Jun-Ting; Wan, Phoebe; Chen, Wai (Clinical Psychopharmacology & Neuroscience, 2026)