Complex sentence: After graduating in 1533, he visited Italy, where he studied under the celebrated Montanus and Vesalius at Padua; and in 1541 he took his degree as a physician at the University of Padua.
Split into simpler sentences: After graduating in 1533, he visited Italy, where he studied under the celebrated Montanus and Vesalius at Padua. In 1541 he took his degree as a physician at the University of Padua.