More gonorrhoea, syphilis and chlamydia at Dutch STI clinics An increasing number of clients tested at a Dutch STI clinic for a sexually transmitted infection (STI) is diagnosed with gonorrhoea, syphilis and chlamydia.
The number of STI tests keeps increasing The number of clients tested for sexually transmitted infections (STIs) at Dutch STI clinics has increased since 2004.
Cost-effective risk assessment of nanomaterials may be feasible Companies, authorities and scientists can save time, money and test animals in the risk assessment of nanomaterials by using available data.