November 2014 Tech Guide: Cardiovascular Testing Nov 17, 2014 | Cardiovascular | CLP‘s November 2014 Tech Guide features a range of cardiovascular testing products from vendors such as Beckman Coulter, Randox Laboratories, Roche Diagnostics, and Siemens Healthcare Diagnostics. The file is available as a downloadable PDF. If you do not have Adobe Acrobat, you can download it for free from Adobe.