Wednesday, November 28, 2018

Types of infertility

1.Primary infertility refers to couples who have not become pregnant after at least 1 year having sex without using birth control methods. 2. Secondary infertility refers to couples who have been able to get pregnant at least once, but now are unable.
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Airways transport in India

AIRWAYS Aeroplanes and helicopters are the fastest and the costliest means of transport. The first aeroplane flew in December 1903. There...