TY  - BOOK
AU  - Organización Mundial de la Salud
TI  - Polychlorinated biphenyls (PCBs) and polychlorinated terphenyls (PCTs)
U1  - 614.8312.O.768  .h.s.g.68.    . 
CY  - Geneva
KW  - Salud pública
N1  - 037704
ER  -