It is the perfect combination of crap.
Cyrille Rossant may save a lot of lives, in both parents and children, if this becomes common knowledge.
How did you determine them to be credible?
My assumption is that any citation to a rumor should be totally dismissed if these questions can’t be answered.
Now do this repeatedly during your long and illustrious career.
What you’re talking about would require a lot more than just one well meaning doctor.