Arvo Henrik Ylppö (1887 - January 1992) was a Finnish pediatrician who significantly decreased Finnish infant mortality during the 20th century. 1887 is a common year starting on Saturday (click on link for calendar). ... 1992 is a leap year starting on Wednesday of the Gregorian calendar. ... Pediatrics (also spelled paediatrics or pædiatrics) is the branch of medicine that deals with the medical care of infants and children. ...

Ylppö was born in 1887 in Akaa, Finland into a farmer family. He was apparently born premature and remained small in stature in his later life. He entered the University of Helsinki 1906 and decided to specialize in pediatric medicine. 1912 he moved to Kaiser's children hospital in Berlin, Germany where he wrote his thesis about infants' bilirubin metabolism in 1913. It was printed in Germany. He graduated as a medical doctor in March 1914 in Helsinki. Premature birth is defined medically as a birth occurring earlier than 37 weeks. ... The University of Helsinki is a university located in Helsinki, Finland. ... 1906 was a common year starting on Monday (see link for calendar). ... Pediatrics (also spelled paediatrics or pædiatrics) is the branch of medicine that deals with the medical care of infants and children. ... 1912 is a leap year starting on Monday. ... Berlin (pronounced: , German ) is the capital of Germany and its largest city, with 3,387,404 inhabitants (as of September 2004); down from 4. ... Bilirubin is a yellow breakdown product of haem (heme in American English). ... Location within Finland Helsinki (pronounced with the stress on the first syllable in Finnish: ), or Helsingfors in Swedish  listen, is the capital of Finland. ...

Back in Germany, Ylppö concentrated on research about children's pathological anatomy and attracted international recognition. When he returned to Finland 1920 he became teacher in Helsinki university hospital. 1925 his post became a post for professor of pediatry.

Ylppö continued his research, wrote extensively to medical journals and about childcare. He supported efforts to expand Finnish nurse training, Finnish pharmacy industry and public awareness about medical matters. From 1920 to 1963 he was a chief physician for the Helsinki Children’s Castle hospital. He also had a private practice in Helsinki.

Arvo Ylppö retired 1957 but still sponsored many childcare initiatives. He died in January 1992 at the age of 104. 1957 was a common year starting on Tuesday (link will take you to calendar). ... 1992 is a leap year starting on Wednesday of the Gregorian calendar. ...