Yes. They had an ear deformity pattern that was very definite. The bilateral radial aplasia, the arm reductions with the radial club-hands, is very rare outside thalidomide. The balance of probability is that, if somebody is born in a period when thalidomide is available and presents with one of these typical conditions, it is more likely that these problems will have been caused by thalidomide than that they will be random occurrences.
On May 9th, 2017. See this statement in context.