Cross-cultural adaptation of the Arabic Positive and Negative Syndrome Scale in schizophrenia: Qualitative analysis of a focus group Hassen Al-Amin, Arij Yehya, Yahya Hani, Samer Hammoudeh, Ziyad Mahfoud, Suhaila Ghuloum, Iman Amro, Marvin Opler, A. Khan • 2019