http://whqlibdoc.who.int/hq/2003/who_v&b_03.01.pdf

It provides recommendations on surveillance standards for diphtheria, acute viral hepatitis, haemophilus influenzae type B, measles, neonatal tetanus, pertussis, poliomyelitis, rubella and congenital rubella syndrome, and yellow fever. Document in pdf format; Acrobat Reader needed.