Hepatic resection versus microwave ablation for the treatment of early hepatocellular carcinoma: a comparative analysis of treatment outcomes and survival predictors oleh Ayman M. A. Osman, Ashraf Omar Abdelaziz, Mahmoud Deweir, Ayman Salah, Shady Tarek Elghazaly Harb, Mohamed Mahmoud Nabeel, Ahmed Hosni Abdelmaksoud, Hend Ibrahim Shousha, Tamer Mahmoud Elbaz, Mohamed B. Hashem