*chemical restraint

Lam, K., Kwan, J. S. K., Wai Kwan, C., Chong, A. M. L., Lai, C. K. Y., Lou, V. W. Q., Leung, A. Y. M., Liu, J. Y. W., Bai, X., Chi, I. 2017. Factors Associated With the Trend of Physical and Chemical Restraint Use Among Long-Term Care Facility Residents in Hong Kong: Data From an 11-Year Observational Study. Journal of the American Medical Directors Association. 18 (12) 1043-1048.