Mohamed Hussein Helmy, Mahmoud Salem Soliman, Michael Zarif Sobhy, Ahmed Zaghloul Fouad, Ahmed Abdalla Mohamed, Laila Halim Doss and Ashraf Mohamed Abdelreheem 2023. A randomized controlled study comparing thoracic paravertebral block to serratus anterior plane block in breast surgery. Journal of Population Therapeutics and Clinical Pharmacology. 30, 7 (Apr. 2023), 157–164. DOI:https://doi.org/10.47750/jptcp.2023.30.07.019.