From the *Mental Health Service Rivierduinen, High Care Clinics, Oegstgeest; †Dutch Clozapine Collaboration Group, Castricum; ‡Specialized Treatment Division, Mental Health Service Noord-Holland Noord, Alkmaar; §Mental Health Service Parnassia Group, Castricum; and ∥Mental Health Service Noord-Holland Noord, Heerhugowaard, the Netherlands.