Authors: R M Califf; E J Topol; R S Stack; S G Ellis; B S George; D J Kereiakes; J K Samaha; S J Worley; J L Anderson; L Harrelson-Woodlief Journal: Circulation Date: 1991-05 Impact factor: 29.690
Authors: M L Simoons; A E Arnold; A Betriu; D P de Bono; J Col; F C Dougherty; R von Essen; H Lambertz; J Lubsen; B Meier Journal: Lancet Date: 1988-01-30 Impact factor: 79.321