Those are they whom Allah guideth, so follow their guidance. Say (O Muhammad, unto mankind): I ask of you no fee for it. Lo! it is naught but a Reminder to (His) creatures.
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.