One of the most accepted review methods in the scientific community is the Systematic Literature Review (SLR).A SLR process allows determining the interest of the scientific community in the subject matter of the preliminary research, the type of research and the areas of knowledge to which the topic is more related, among other aspects.For our res
Aiming at the problem that current schemes mostly let the latter signer to verify the multiple signatures of the previous signer, and the message is signed and then passed to the next signer, leading to the efficiency problem of long overall signature time.A sequential aggregate signature scheme based on bilinear pairs was proposed.The aggregate si
A 55-year-old woman with variant angina was hospitalized for cardiopulmonary arrest because of pulseless electrical activity (PEA).Despite intensive postresuscitation drug therapy, another episode of 9x11 pergola angina occurred, with complete atrioventricular block and PEA.There was no confirmed ventricular fibrillation or ventricular tachycardia.