Houghton ea 1994
Houghton I.T., Aun C.S, Wong Y.C., Chan K., Lau J.T., Oh T.E. The respiratory depressant effect of morphine. A comparative study in three ethnic groups. //Anaesthesia. 1994. Vol. 49. * 3. P. 197-201.
Houghton I.T., Aun C.S, Wong Y.C., Chan K., Lau J.T., Oh T.E. The respiratory depressant effect of morphine. A comparative study in three ethnic groups. //Anaesthesia. 1994. Vol. 49. * 3. P. 197-201.