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Comparative study of ultrasound-guided paravertebral block versus intravenous #tramadol for postoperative #PainControl in #PercutaneousNephrolithotomy @BMC_series | #ECM https://t.co/hlzY20HDh2
Comparative study of ultrasound-guided paravertebral block versus intravenous #tramadol for postoperative #PainControl in #PercutaneousNephrolithotomy @BMC_series | #ECM https://t.co/hlzY20HDh2
Comparative study of ultrasound-guided paravertebral block versus intravenous tramadol for postoperative pain control in percutaneous nephrolithotomy https://t.co/Dkgi1IiA13 https://t.co/wT1SdGttqO