Extended-duration betrixaban versus shorter-duration enoxaparin for venous thromboembolism prophylaxis in critically ill medical patients: an APEX trial substudy.
Gerald ChiC Michael GibsonArzu KalayciAlexander T CohenAdrian F HernandezRussell D HullFarima KaheMehrian JafarizadeSadaf SharfaeiYuyin LiuRobert A HarringtonSamuel Z GoldhaberPublished in: Intensive care medicine (2019)
http://www.clinicaltrials.gov . Unique identifier: NCT01583218.