title: [Maturation problems of the juvenile immune system].
mesh_terms: D000917:Antibody Formation; D001402:B-Lymphocytes / Q000276:immunology; D001853:Bone Marrow / Q000276:immunology; D001854:Bone Marrow Cells; D005260:Female; D005865:Gestational Age; D006801:Humans; D007070:Immunoglobulin A; D007074:Immunoglobulin G; D007075:Immunoglobulin M; D007231:Infant, Newborn; D008198:Lymph Nodes / Q000276:immunology; D008264:Macrophages / Q000276:immunology; D008431:Maternal-Fetal Exchange; D010581:Peyer's Patches / Q000276:immunology; D010902:Pituitary Gland / Q000276:immunology; D010950:Plasma Cells / Q000276:immunology; D011247:Pregnancy; D013154:Spleen / Q000276:immunology; D013601:T-Lymphocytes / Q000276:immunology; D013950:Thymus Gland / Q000276:immunology; D013961:Thyroid Gland / Q000276:immunology
chemical_list: D007070:Immunoglobulin A; D007074:Immunoglobulin G; D007075:Immunoglobulin M
vernacular_title: Reifungsprobleme des Immunsystems im Kindesalter