COMMUNICABLE 805,939 Communicable disease surveillance kit. -Geneva : World Health Organization, cop. 1997. - 180 s. pag. varia ; 31 cm + dod.:"Guidelines for the safe transport of infectious substances and diagnostic specimens" : [2], 16 s. ; 21 cm Tyt. wg. okl. - Zawiera: WHO recommendated surveillance standards, Protocol for the evaluation of epidemiological surveillance systems. - Okł. -segregator