Bookmarks for December 18th through December 21st

This is an auto-posted collection of public links I’ve either posted to, or favourites from Twitter, my Instapaper bookmarks and my public links posted to Pinboard.in for December 18th from 01:52 to 13:29: Noninvasive blood potassium measurement using signal-processed, single-lead ecg acquired from a handheld smartphone. – PubMed – NCBI – "We have previously used […]