Effectiveness of three Vitamin D dosing protocols on raising and maintaining blood serum levels of 25-hydroxyvitamin D over a three-month period: a randomized, prospective study. - Cereijo, Cesar; Hooper, Perry; Patel, Rikesh; Wagner, Timothy; Peirish, Ronald; Billow, Damien (European Journal of Orthopaedic Surgery & Traumatology, 2023)