Free software on your phone or tablet lets you scan, create, edit, annotate and even sign digitized documents on the go.

There’s a plethora of services which do this, including Wondershare’s (mostly free) HiPDF. This review focuses on Wondershare's online service, but a desktop app, PDFElement, is available.

We read with interest the Lancet Commission1 on rethinking coronary artery disease, which shifts focus from ischaemia to atherosclerosis. The prominence of diet as a risk factor for atherosclerotic ...

The International Liaison Committee on Resuscitation conducts continuous reviews of new, peer-reviewed, published first aid ...