Authors: A Ortiz De Salazar; C Juanena; J I Aramendi; E Castellanos; A Cabrera; J Agosti Journal: J Cardiovasc Surg (Torino) Date: 1990 Nov-Dec Impact factor: 1.888
Authors: H Akitsu; A Mikuniya; M Mikami; F Kikuchi; Y Fujino; A Hagashiyama; K Onodera; M Sawai; M Oikawa; H Koie Journal: Kokyu To Junkan Date: 1991-09