Hast thou not seen those who take for friends a folk with whom Allah is wroth? They are neither of you nor of them, and they swear a false oath knowingly.
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.