Diethylstilbestrol DES and Hypospadias Studies

Is there an increased risk of hypospadias for DES sons and grandsons ?
Is hypospadias a transgenerational effect of diethylstilbestrol ?

Source DES and hypospadias studies :

3rd Generation – DES Grandsons, who are DES Sons’ offspring

3rd Generation – DES Grandsons, who are DES Daughters’ offspring

2nd Generation – DES Sons

For different topics, please see Diethylstilbestrol DES Studies.