See details: There is nothing you are do to increase your chances of having twins. Twins remains a rare occurrence with fraternal twins occurring only 12 out of 1, 000'births. Having one of each sex is likely about 4 out of 1, 000 births.
Answered 10/19/2016
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A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
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