APA

Norman S. L., Jeavons B. I., O'Brien P. M., Johnson I. R., Hitchcock A., Noyelle R. M. & Pickvance N. J. (19851213). A double-blind comparison of a new ibuprofen-codeine phosphate combination, codeine phosphate, and placebo in the relief of postepisiotomy pain. : Clinical therapeutics.

Chicago

Norman S L, Jeavons B I, O'Brien P M, Johnson I R, Hitchcock A, Noyelle R M and Pickvance N J. 19851213. A double-blind comparison of a new ibuprofen-codeine phosphate combination, codeine phosphate, and placebo in the relief of postepisiotomy pain. : Clinical therapeutics.

Harvard

Norman S. L., Jeavons B. I., O'Brien P. M., Johnson I. R., Hitchcock A., Noyelle R. M. and Pickvance N. J. (19851213). A double-blind comparison of a new ibuprofen-codeine phosphate combination, codeine phosphate, and placebo in the relief of postepisiotomy pain. : Clinical therapeutics.

MLA

Norman S L, Jeavons B I, O'Brien P M, Johnson I R, Hitchcock A, Noyelle R M and Pickvance N J. A double-blind comparison of a new ibuprofen-codeine phosphate combination, codeine phosphate, and placebo in the relief of postepisiotomy pain. : Clinical therapeutics. 19851213.