Fields, ea 1994
Fields, H. L. and A. I. Basbaum, 1994, 'Central nervous system mechanisms of pain modulation', in P. D. Wall and R. Melzack, ibid.
Fields, H. L. and A. I. Basbaum, 1994, 'Central nervous system mechanisms of pain modulation', in P. D. Wall and R. Melzack, ibid.
