Breebaart, M. Aken, D. FrĂŠ, O. Sermeus, L. Kamerling, N. Jong, L. Michielsen, J. Roelant, E. Saldien, V. Versyck, B. Additional file 1: of A prospective randomized double-blind trial of the efficacy of a bilateral lumbar erector spinae block on the 24h morphine consumption after posterior lumbar inter-body fusion surgery SPIRIT (Standard Protocol Items: Recommendations for Interventional Trials) 2013 Checklist: Recommended items to address in a clinical trial protocol and related documents*. (DOC 125 kb) Erector spinae block;Lumbar inter-body fusion;Regional anesthesia;Postoperative pain 2019-07-18
    https://springernature.figshare.com/articles/journal_contribution/Additional_file_1_of_A_prospective_randomized_double-blind_trial_of_the_efficacy_of_a_bilateral_lumbar_erector_spinae_block_on_the_24h_morphine_consumption_after_posterior_lumbar_inter-body_fusion_surgery/8948066
10.6084/m9.figshare.8948066.v1