Letter: Imported diseases.
D000914:Antibodies, Viral; D001102:Arbovirus Infections / Q000175:diagnosis / Q000635:transmission*; D003715:Dengue / Q000175:diagnosis / Q000635:transmission; D006801:Humans; D007836:Lassa virus / Q000302:isolation & purification; D014171:Transients and Migrants; D006113:United Kingdom
D000914:Antibodies, Viral