Observation shows, intervention teaches - Claude Bernard.


On several occasions I have commended at this place attempts by brave investigators to go against the grain and critically appraise new procedures in the IVF clinic, such as Preimplantation Genetic Screening (PGS) by SebastiaanMastenbroek and friends, and ‘scratching’ the endometrium by Tracy Yeung’s group. It didn’t bring me much fan mail. Recently I… (More)
DOI: 10.1093/humrep/dev047


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