We can prove which twin fathered the child in this paternity dispute | Letter

Prof Michael Krawczak says the required molecular genetic testing comes at a cost, but should not be ruled out as it was in a recent court case I read with great astonishment your article regarding the court of appeal’s decision on proving paternity in the case of a child whose father could be either one of a pair of monozygotic twins (Court of appeal says it cannot rule on which identical twin fathered a child, 30 April). I was particularly surprised by the court’s statement that it was “not p…