title: Letter: Trojan Horse lymphocytes.
mesh_terms: D005260:Female; D006086:Graft vs Host Disease / Q000209:etiology; D006087:Graft vs Host Reaction; D006801:Humans; D007223:Infant; D007231:Infant, Newborn; D008206:Lymphatic Diseases / Q000209:etiology / Q000276:immunology*; D008214:Lymphocytes / Q000276:immunology*; D008223:Lymphoma / Q000209:etiology; D008431:Maternal-Fetal Exchange; D009404:Nephrotic Syndrome / Q000209:etiology; D011247:Pregnancy