SDS Self-Rating Depression Scale Free Online Test
This psychological test is the professional psychological test scale SDS (Self-Rating Depression Scale). It was designed by William WK Zung MD (1929-1992), a psychologist at Duke University in the United States. It is used to assess the level of depression. .
The SDS Zong's Self-Rating Depression Scale is one of the scales recommended by the U.S. Department of Education, Health and Welfare for ps...