Thy Lord bringeth to pass what He willeth and chooseth. They have never any choice. Glorified be Allah and Exalted above all that they associate (with Him)!
Times are computed by method; your mosque's timetable governs the adhan. Every text carries its source and grade. Nothing here is a fatwa, a prediction, or a substitute for a doctor: your own scholar decides what is contested, and the tradition itself says the practice is alongside treatment, never instead of it.