Newman, S.J., 2019. Supercentenarians and the
oldest-old are concentrated into regions with
no birth certificates and short lifespans. bioRxiv,
p.704080. [www.biorxiv.org]

Yours,

Paul H.

"The past is never dead. It's not even past."
William Faulkner, Act 1, Scene III, Requiem for a Nun (1951)