Columbia subject headings:
Brain damage--Biography.
Brain-damaged children--Family relationships.
Fathers and sons--Ireland.
Irwin, Jonathan.
Jack & Jill Children's Foundation.
Jack, Jonathan.
Harvard subject headings:
Brain damage--Biography.
Brain-damaged children--Family relationships.
Fathers and sons--Ireland.
Irwin, Jonathan.
Jack & Jill Children's Foundation--History.
Jack & Jill Children's Foundation.
Jack, Jonathan.
Princeton subject headings:
Irwin, Jonathan.
Jack & Jill Children's Foundation--History.