Preterm birth
James Elgin Gill (born on 20 May 1987 in Ottawa, Ontario, Canada) was the earliest premature baby in the world, until that record was broken in 2014. He was 128 days premature (21 weeks and 5 days' gestation) and weighed . He survived.
David Tudehope
Among Tudehope's most notable cases were the birth of quintuplets, Tahlia, Olivia, Mikaela, Madaleine and Ethan Wale in 1991 and the birth of Jonathon Heeley who was born 12 weeks premature in 1992 with a birthweight of 374 grams, making him at that time the smallest baby to have ever survived being born in Australia.