Arini Nurhandayani text Bogor BBPMSOH 1995 vol. 4, p. 14-16 id 3 tables; 7 ref. Summary (En) Some unsuccess of MD vaccination still found in the field. Especially in Indonesia, vaccination failure some times are caused by handling of the MD vaccines, skill of the of the personal and the limitation of MD vaccine type must be chosen by the user. this paper try to solve their problem for knowing the potency of MD vaccine (three types) and cross reactivity among MD vaccine types. Viroses -- Vaccines -- CHICKENS -- INFECTIOUS DISEASES -- MAREK'S DISEASE -- IMMUNO FLUORESCENCE 0852-9612 210323 20210323091259 INLIS000000000000098 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)