Increasing age increases complications. Old papers, but just the first that came up during a google scholar search. http://www.nejm.org/doi/full/10.1056/NEJM1

Increasing age increases complications. Old papers, but just the first that came up during a google scholar search. http://www.nejm.org/doi/full/10.1056/NEJM199510123331501#t=article http://www.nejm.org/doi/full/10.1056/NEJM199510123331501#t=a... https://academic.oup.com/humrep/article/17/6/1649/2919231 https://academic.oup.com/humrep/article/17/6/1649/2919231