Autism spectrum disorder and new perspectives on the reliability of second to fourth digit ratio

Autism spectrum disorder and new perspectives on the reliability of second to fourth digit ratio

AUTHORS: Kyselicová, K., Belica, I., Vidošovičová, M., Janšáková, K., Neščáková, E., Špajdel, M., Navarová, S. and Ostatníková, D. ABSTRACT: The second to fourth digit ratio (2D:4D) is according to previous studies a likely biomarker for prenatal testosterone exposure and its effect on the human brain. It was found to be linked to autism spectrum disorders