It takes four days for human heart to form in a womb, finds study
They found that the most remarkable changes occurred over a four day period 124 days into the pregnancy.
Sep 28, 2017, 17:43 PM IST
Heart formation in womb
They found that the most remarkable changes occurred over a four day period 124 days into the pregnancy.
Sep 28, 2017, 17:43 PM IST