It takes at least 4 years.
a ossification center forms in the fibrous tissue
titanic was completed in 1911
Surgeries requiring suturing can take as long as two to three hours.
I completed it in about 2 days
20 years
Very long.
about 3-4 years
Until the next morning.
7 hours
Construction was begun in 1936 and the guest house was completed in 1939.
I have just completed this journey and it will take approximately 3 hours, depending on weather and traffic it may take longer.
it was scheduled to take 5 years but was completed in a little over 3 years.