Evaluation of the value of intraperitoneal meperidine after laparoscopic cholecystectomy – Tanta medical journal postoperative renal and hepatic function after low flow sevoflurane compared with isoflurane anesthesia – Benha medical journal Study of remifentanil based anesthesia compared to isoflurane and fentanyl combination for short duration surgery in extremes of age: emergence and recovery – Benha medical journal Caudal bupivacaine – Tramadol combination for postoperative pain relief in pediatric surgery – the journal of the Egyptian society for pain management Nicordipine versus nitroprusside for controlled hypotension during total hip arthroplasty – Benha medical journal Combined spinal epidural analgesia for labour pain with levobupivacaine sufentanyl (versus reacemic bupivacaine sufentanyl: A comparative study-The journal of the Egyptian society for pain management A dose response of three different concentrations of clonidine with local anesthetic mixture for peribulbar block – Benha medical Journal