1. Six 6 of the studies have been published in the form of summaries. After reviewing the 10 complete studies, no differences in bleeding rates were found among them 15% for ligature versus 22% for beta blockers.
1. Seis 6 de los estudios han sido publicados en forma de resúmenes y al ser revisados los 10 publicados completos, no hay diferencias de sangrados entre ellos 15% ligadura vs.