Columbia subject headings:
Bible. John--Criticism, interpretation, etc.
Doctrine of the Lord's Supper.
Ignatius, Saint, Bishop of Antioch, -approximately 110.
Lord's Supper--Biblical teaching.
Harvard subject headings:
Bible. John--Theology.
Ignatius, Saint, Bishop of Antioch, -approximately 110--Contributions in doctrine of the Eucharist.
Lord's Supper--Biblical teaching
Lord's Supper--History of doctrines--Early church, ca. 30-600.
Princeton subject headings: