Quotes from your BMJ piece.
Although the number of people becoming infected with HIV through heterosexual intercourse in the United Kingdom is rising steadily, most of the overall rise in HIV diagnoses among heterosexuals is among people who originate from and were infected abroad, mainly in Africa.
Numbers of HIV infections acquired through heterosexual intercourse in the United Kingdom have risen in recent years but continue to represent a small proportion (< 10%) of all HIV infections diagnosed in heterosexuals in England, Wales, and Northern Ireland each year