TY - BOOK ED - World Health Organization. TI - Cancer pain relief SN - 9241561009 (pbk.) : AV - RC262 .C291193 1986 U1 - 616.99 4 20 PY - 1986/// CY - Geneva, Albany, NY. PB - World Health Organization, WHO Publications Center USA [distributor] KW - Cancer pain KW - Treatment KW - Analgesia N1 - Bibliography: p. 39-42 ER -