Aleteia, Larry Peterson: His name was Mariano Mullerat I Soldevila, and he was born on March 24, 1897, in Tarragona, Spain. He was the sixth of seven children and his parents, Ramon Mullerat and his wife, Bonaventura, were devout Catholics. Mariano was baptized on March 30, one week after his birth.
Mariano showed great promise at the elementary level and in 1910 was sent to St. Peter the Apostle School in the town of Reus, not far from his home. In 1914 he entered the University of Barcelona and began the study of medicine. He was awarded his medical degree in 1921. Story is here.