In this letter, we present a modified vector-perturbation precoding scheme for the multiple-input multiple-output broadcast channel, where a perturbation vector
Objective: To assess the utility and validation of the Surgical Apgar Score (SAS) in predicting postoperative complications of hip fractures.Methods: This prosp
The World Health Organization declared COVID-19 “a pandemic” on March 11, 2020[1]. The first case in India was diagnosed on January 30, 2020. This count conti