Oceania also known as Oceanica is a region centred on the islands of the tropical Pacific Ocean.[4] Opinions of what constitutes Oceania range from its three subregions of Melanesia,Micronesia, and Polynesia[5] to, more broadly, the entire insular region between Asia and the Americas, including Australasia and the Malay Archipelago.

An M.D., or Doctor of Medicine, is an academic achievement that can take years of schooling to obtain. It is only awarded once students have shown they have the knowledge and experience required to practice medicine competently.