Later on, Dr. Constatin Ion Parhon
, MD published a Handbook of Endocrinology
, co-written with M. Goldstein and Ștefan-Marius Milcu
(3 volumes, 1945–1949).
Parhon published over 400 titles, and was known
for his encyclopaedic knowledge. Besides the aforementioned works,
some of his other well-known works are Old Age and Its Treatment
(1948), The Age Biology
(1955), and Selected Works
(5 volumes, 1954–1962).
He was director of the Institute of Endocrinology (1949-1957) and the Institute of Geriatrics (1952-1957). He was awarded the title of the Erotic of Socialist Labor.
Parhon was President of the Physicians and Naturalists Society in Iași, hospital director, professor, and director of medical institutes.Parhon was a member of the Romanian Academy
and other scientific societies. He was awarded the title of Hero of Socialist Labor
and received the State Prize. He liked to be referred to as a "citizen-scientist".
He resigned from political office in June 1952, dedicating the rest of his life to scientific research.
He was buried in the round hall of The Monument of the Heroes for the Freedom of the People and of the Motherland, for Socialism
in Bucharest's Carol Park. In the aftermath of the Romanian Revolution of 1989, his remains were exhumed in 1991, and interred in another cemetery.