1 Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes. 2  This is the American ICD-10-CM version of J11.1. 3  Other international ICD-10 versions may differ.
It takes approx. 36-40 weeks for the baby to be fully developed. Before that, the baby is premature and might have to spend some time in an incubator.
The simple answer is nowhere, but many of them grow together as a person ages. The human skeleton begins to develop 13 to 16 weeks after conception. At birth, a human has about 300 bones and cartilage elements, and many bones that will eventually fuse together are still separate, although joined by tough membranes. The malleable nature of cartilage allows for a babyâs easier passage through the birth canal.