‘In particular, people who are at least in some measure attracted to both sexes may be seen as having a bisexual sexual orientation, but they may choose to behave heterosexually, homosexually, or bisexually.’
‘In 2000, among young women aged 13 to 24 years, 45% of all AIDS cases reported were acquired heterosexually and 11% were acquired through injection drug use.’
‘The majority of the sample were heterosexually active at the time of the study, and were involved in monogamous sexual relationships with an average duration of 2.45 years.’
‘Figures released by the National Disease Surveillance Centre show that over half of the 399 new infections recorded were heterosexually acquired.’
‘Recently, the number of heterosexually acquired acute infections has increased.’
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