Cita APA (7a ed.)
R, H. (2009). Effectiveness of two opioid antagonists in treating opioid-induced constipation. British Journal of Nursing, 18(16), 998-1003.
Cita Chicago Style (17a ed.)
R, Healey. "Effectiveness of Two Opioid Antagonists in Treating Opioid-induced Constipation." British Journal of Nursing 18, no. 16 (2009): 998-1003.
Cita MLA (9a ed.)
R, Healey. "Effectiveness of Two Opioid Antagonists in Treating Opioid-induced Constipation." British Journal of Nursing, vol. 18, no. 16, 2009, pp. 998-1003.
Precaución: Estas citas no son 100% exactas.