Cancer pain relief and Palliative care : report of a WHO expert committee. - Geneva : WHO, 1990. - 75 p. ; 20 cm. - Technical report series (WHO) ; 804 . Includes bibliographical references. Open. ISBN: 924120804X Subjects--Topical Terms: Tumors--Palliative treatment.Tumors--Therapy.Pain--Therapy.Palliative treatment.