Ahmed Negida

Sample Size Calculation Guide - Part 1: How to Calculate the Sample Size Based on the Prevalence Rate

Nadien Khaled Fahim, Ahmed Negida, Ahmed Negida, 2018, Advanced journal of emergency medicine.

Part 1: Simple Definition and Calculation of Accuracy, Sensitivity and Specificity

Mostafa Hosseini, Alireza Baratloo, Ahmed Negida, 2015, Emergency.

Part 5: Receiver Operating Characteristic Curve and Area under the Curve

Saeed Safari, Alireza Baratloo, Ahmed Negida, 2016 .

Sampling methods in Clinical Research; an Educational Review

Ahmed Negida, Ahmed Negida, Mohamed Elfil, 2017, Emergency.

Evidence Based Emergency Medicine; Part 5 Receiver Operating Curve and Area under the Curve

Saeed Safari, Alireza Baratloo, Ahmed Negida, 2016, Emergency.