 Complete the following phrase:  Beginning in 1818, Melville Island was used as a quarantine hospital for ill immigrants arriving in Nova Scotia. The hospital was operational for short periods in 1818, 1831, and 1846. By 1829, ten buildings were left on Melville Island, all in a state of neglect and decay. In 1831, three doctors Matthias Hoffman, Samuel Head and John Stirling were paid 30 each 2125 as of 2010 to care for patients at the quarantine hospital; a nurse later arrived as Matron, bringing with her two teenaged children. In 1847, over 1200 Irish immigrants fleeing the 