10.6084/m9.figshare.c.3604313_D2.v1 J. McNally J. McNally Katie O’Hearn Katie O’Hearn Margaret Lawson Margaret Lawson Gyaandeo Maharajh Gyaandeo Maharajh Pavel Geier Pavel Geier Hope Weiler Hope Weiler Stephanie Redpath Stephanie Redpath Lauralyn McIntyre Lauralyn McIntyre Dean Fergusson Dean Fergusson Kusum Menon Kusum Menon Additional file 3: of Prevention of vitamin D deficiency in children following cardiac surgery: study protocol for a randomized controlled trial Springer Nature 2015 vitamin D pediatrics congenital heart disease randomized controlled trial 2015-09-09 05:00:00 Figure https://springernature.figshare.com/articles/figure/Additional_file_3_of_Prevention_of_vitamin_D_deficiency_in_children_following_cardiac_surgery_study_protocol_for_a_randomized_controlled_trial/4342304 Flow chart of study-related safety measures. (JPEG 166 kb)