The Sabbath was appointed only for those who differed concerning it, and lo! thy Lord will judge between them on the Day of Resurrection concerning that wherein they used to differ.
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.