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. 2016 Mar 31;8(1):33–48.

Fig. 3.

Fig. 3

— St Peter’s Basilica is the seat of the Roman Catholic Church, the largest Christian church, with more than 1.2 billion members worldwide. It is headed by the Bishop of Rome known as the Pope. Its doctrines are summarized in the Nicene Creed and it is also notable within the Western Christian tradition for its celebration of the seven sacraments.