Hellin law

Hel·lin law

(hel'in),
twins occur once in 89 births, triplets once in 892, and quadruplets once in 893. If the frequency of twins in a population is p, the frequency of triplets is p2, and the frequency of quadruplets is p3.
Farlex Partner Medical Dictionary © Farlex 2012

Hel·lin law

(hel'in law)
Twins occur once in 89 births, triplets once in 892, and quadruplets once in 893. If the frequency of twins in a population is p, the frequency of triplets is p2, and the frequency of quadruplets is p3.
Medical Dictionary for the Health Professions and Nursing © Farlex 2012

Hellin law

(hel′in)
[Dyonizy Hellin, Polish pathologist, 1867–1935]
A law stating that twins occur once in 80 pregnancies, triplets once in 6400 (802) pregnancies, quadruplets once in 512,000 (803) pregnancies.
Medical Dictionary, © 2009 Farlex and Partners

Hellin,

Dyonizy, Polish pathologist, 1867-1935.
Hellin law - law expressing the frequencies of twins and triplets.
Medical Eponyms © Farlex 2012