BOS EN 143:2021 Respiratory protective devices — Particle filters —Requirements, testing, marking; (44 page(s), in English)

National Standard of the P.R.C., Medical electrical equipment –Part 2-71: Particular requirements for the basic safety and essential performance of functional near-infrared spectroscopy (NIRS) equipment; (32 page(s), in Chinese)

Draft EEC Collegium Decision on amendments to the Rules for Classification of Medical Devices Depending on the Potential Risk of Use; (1 page(s), in Russian)