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Treatment and PrEP could be on a ‘collision course’, warns resistance expert

Viral load testing: once a year proves adequate in lower-income Asia study

Resistance develops in 17% of patients starting HIV treatment in UK after eight years

Resistance tests useful for patients with very low viral loads

Drug-resistant TB now at record levels, says WHO

Even very low levels of pre-existing resistance increase risk of efavirenz failure

XDR TB emerging despite good adherence, due to sub-optimal treatment and bad infection control

Less resistance with FTC than 3TC when combined with tenofovir

Adherence: study shows protease inhibitors more forgiving of missed doses, even when treatment out of date