هن جي تحقيق مان اهو ظاهر ٿيو ته جيڪڏهن هڪ هارمون وڌو ويو آهي ته اهو ٻار جي ڦڦڙڻ جي پختگي کي تيز ڪندو.
His research showed that if a hormone was administered it would speed up the baby's foetal lung maturation.