Such is the guidance of Allah wherewith He guideth whom He will of His bondmen. But if they had set up (for worship) aught beside Him, (all) that they did would have been vain.
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.