AliveCor Kardia Mobile Portable EKG Monitor for iPhone and Android
Portable single‑lead ECG monitor that records heart rhythm at home, detects atrial fibrillation and irregularities in 30 seconds, compatible with most smartphones, delivering instant results directly to your device.

John Wiley & Sons is a publishing company that specializes in textbooks, professional books, and journals. The company was founded in 1807 and is headquartered in Hoboken, New Jersey.