India, June 13 -- A Delhi couple who underwent in vitro fertilisation (IVF) treatment last year at a fertility clinic in Greater Kailash has alleged that their babies were swapped, claiming that DNA tests showed the twin girls born to them are not biologically related to either parent.

The Delhi government's Appropriate Authority under the Assisted Reproductive Technology (ART) and Surrogacy Act has initiated proceedings in the matter after the couple alleged that the twin girls handed over to them were not their biological children.

The couple, originally from Delhi and now residing in Gurugram, already have two daughters and had decided to expand their family through IVF treatment.

"I am a builder by profession, and my wife and I fel...