006270000a22002050004500003000900000005001700009020001500026100001400041264004900055700002200104710003100126245009300157300001000250490003700260041000800297650004300305650004200348650002000390040001100410PH-MaWHO20241108112208.0  a92417004671 aDomok, I.  aGeneva : bWorld Health Organization,c1979.  aMagrath, David I.  aWorld Health Organization.  aGuide to poliovirus isolation and serological techniques for poliomyelitis surveillance.  a26 p.  aWHO offset publications ; no. 46  aeng  aPoliovirusxIsolation and purification  aPoliomyelitisxPrevention and control  aSerologic tests  aWHOLIS