title: At least five HIV-1 sequence subtypes (A, B, C, D, A/E) occur in England.
authors.affiliation: Hepatitis and Retrovirus Laboratory, Public Health Laboratory, London, United Kingdom.
authors.forename: C
authors.initials: C
authors.lastname: Arnold
authors.forename: K L
authors.initials: KL
authors.lastname: Barlow
authors.forename: J V
authors.initials: JV
authors.lastname: Parry
authors.forename: J P
authors.initials: JP
authors.lastname: Clewley
mesh_terms: D000163:Acquired Immunodeficiency Syndrome / Q000821:virology*; D001483:Base Sequence; D004739:England; D015750:Genes, gag; D015751:Genes, pol; D015658:HIV Infections / Q000821:virology*; D015497:HIV-1 / Q000145:classification* / Q000235:genetics* / Q000302:isolation & purification; D006801:Humans; D008969:Molecular Sequence Data; D016366:Open Reading Frames; D010802:Phylogeny; D016133:Polymerase Chain Reaction