Lo! those of mankind who have the best claim to Abraham are those who followed him, and this Prophet and those who believe (with him); and Allah is the Protecting Guardian of the believers.
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.