004030000a22001450004500003000900000005001700009700002200026700002200048245004700070264007500117300001000192041000800202650001600210650003100226PH-MaWHO20241108112111.01 aMergenhagen, S.E.1 aScherp, H.W.eed.0 aComparative immunology of the oral cavity.  aMaryland : bU.S. Department of Health, education, and Welfare,c1973.  a236p.  aeng  aOral health  aMouth diseasesxImmunology