TY - BOOK AU - World Health Organization TI - Selected synthetic organic fibres SN - 92 4 157151 9 U1 - SERIALS PY - 1993/// CY - Geneva PB - W H O KW - Polyenes - -adverse effects KW - Nylons - -adverse effects KW - Carbon - -adverse effects N2 - Carbon - -adverse effects, Nylons - -adverse effects, Polyenes - -adverse effects ER -