Young people who use screens before sleeping have more sleep problems Young people (13-18 years) who use light-emitting screens daily in the hour before going to sleep have more sleep problems.
Is screening for sexually transmitted infections as part of HIV care cost-effective in the Netherlands? Routine screening for anorectal chlamydia among HIV-positive men who have sex with men (MSM) could avert further spread of chlamydia and HIV in the total MSM population.
Regional differences in testing rates underestimate incidence of LGV epidemic Until 2003, Lymphogranuloma venereum (LGV), an aggressive form of chlamydia, was considered to be a rare tropical disease, endemic to Africa, Asia and the Caribbean.