Chromium-6 from medical implants not harmful to health Chromium-6 from medical implants, such as hip or knee implants, does not result in severe health damage.
Guus Velders in Nature's "Ten people that mattered this year" Researcher Dr Guus Velders of RIVM has made the Nature top-10 list of 2016. This means that, according to Nature, he was one of the 10 most influential scientists in 2016.