Complex sentence: Those who work in bigger and better equipped facilities generally can order routine and more sophisticated tests to make or confirm their diagnosis e.g. in district, provincial and national hospitals, universities and colleges, research institutions and private medical institutions.
Split into simpler sentences: Those who work in bigger and better equipped facilities generally can order basic and sophisticated tests to make or confirm their diagnosis. These include district, provincial and national hospitals, as well as universities and colleges, research institutions and private medical institutions.