Gehad Mohamed Tawfik

Current issues in protocol registration for systematic review and meta-analysis studies: a survey of global researchers

Livia Puljak, Gehad Mohamed Tawfik, Hoang Thi Nam Giang, 2020 .

A step by step guide for conducting a systematic review and meta-analysis with simulation data

Gehad Mohamed Tawfik, Nguyen Tien Huy, Kadek Agus Surya Dila, 2019, Tropical Medicine and Health.

Factors associated with successful publication for systematic review protocol registration: an analysis of 397 registered protocols

Gehad Mohamed Tawfik, Huu-Hoai Le, Omar Mohamed Makram, 2021, Systematic Reviews.

Speech efficacy, safety and factors affecting lifetime of voice prostheses in patients with laryngeal cancer: A systematic review and network meta-analysis of randomized controlled trials.

Gehad Mohamed Tawfik, Sherief Ghozy, Omar Mohamed Makram, 2018 .