Ring, Johannes. Allergy in Practice [electronic resource] / by Johannes Ring. - Berlin, Heidelberg : Springer-Verlag Berlin Heidelberg, 2005. - xix, 276 p. : ill., col. map, digital ; 25 cm. ISBN: 9783540265849 (electronic bk.) 9783540002192 (paper) Subjects--Topical Terms: Allergy.Medicine & Public Health.Allergology.Dermatology.General Practice / Family Medicine.Internal Medicine. LC Class. No.: RC584 / .R56 2005 Dewey Class. No.: 616.97