Islam 80 Christianity 79 Relations 43 Christianity and other religions 30 Dissertations 27 Dissertations, Academic 27 History 22 Religious aspects 13 Relations Christianity 10 Doctrines 9 Islamic interpretations 9 Religion 8 Religions 8 Criticism, interpretation, etc 7 Missions 7 Christianity in the Qur'an 6 Muslims 6 Trinity 6 Criticism and interpretation 5 Religious aspects Islam 5 Views on Christianity 5 Biblical teaching 4 Christians 4 History and criticism 4 History of doctrines 4 Missions to Muslims 4 Religious tolerance 4 Social aspects 4 Comparative studies 3 Dialogue 3