Fig. 1From: Regional analgesia techniques for effective recovery from coronary artery bypass surgeries: a retrospective study involving the experience of a single centerRegional analgesia techniques (numbers of patients). TPVB: Thoracic paravertebral block, DIESPB: Dual-injection erector spinae plane block. SAB: Serratus anterior plane block, PIB: Parasternal intercostal blockBack to article page