Conversation so far:
What happened to Stan Musial during 1955-54?
Stan Musial accomplished a historical feat: he first hit three home runs, then added two more to become the first major leaguer to hit five home runs in a doubleheader.
What team was Stan Musial playing for in 1954-1955?
Stan Musial was playing for the St.Louis Cardinals
Did Stan Musial win the Major League Baseball All-Star Game?
The 1944 game in which Stan Musial started resulted in the National League defeating the American League 7–1
Did Stan Musial win any awards with the Cardinals?
Stan Musial was named the National League's (NL) Most Valuable Player (MVP) three times

Question: Did he sustain any injuries during these years?
Self-contained rewrite: Did Stan Musial sustain any injuries during these years?