title: Letter: Immunoglobulin separation using Sephadex G-200.
mesh_terms: D002850:Chromatography, Gel; D006801:Humans; D005779:Immunodiffusion; D007070:Immunoglobulin A / Q000302:isolation & purification; D007074:Immunoglobulin G / Q000302:isolation & purification; D007075:Immunoglobulin M / Q000302:isolation & purification; D007136:Immunoglobulins / Q000302:isolation & purification*; D012409:Rubella / Q000276:immunology
chemical_list: D007070:Immunoglobulin A; D007074:Immunoglobulin G; D007075:Immunoglobulin M; D007136:Immunoglobulins