▁Hospital , ▁T izard ▁worked ▁to ▁build ▁up ▁an ▁academic ▁ne on atal ▁unit ▁that ▁was ▁a ▁pione er ▁in ▁the ▁establishment ▁of ▁ne on atal ▁care ▁in ▁the ▁UK , ▁and ▁established ▁the ▁scientific ▁basis ▁for ▁the ▁development ▁of ▁such ▁units . ▁To ▁prepare ▁for ▁this ▁endeav our , ▁T izard ▁spent ▁took ▁a ▁s abb at ical ▁as ▁a ▁N uff ield ▁Foundation ▁Medical ▁Fellow ▁ 1 9 5 1 , ▁sp ending ▁a ▁year ▁with ▁Geoff rey ▁S . ▁Daw es , ▁the ▁phys i ologist ▁at ▁the ▁N uff ield ▁Institute ▁for ▁Medical ▁research ▁in ▁Oxford ▁and ▁who ▁considered ▁to ▁be ▁the ▁for em ost ▁international ▁authority ▁on ▁f etal ▁and ▁ne on atal ▁phys i ology . ▁In ▁this ▁manner , ▁T izard ▁changed , ▁what ▁was ▁then ▁ne on atal ▁care , ▁into ▁applied ▁phys i ology , ▁that ▁was ▁unique ▁in ▁medicine , ▁at ▁the ▁time . ▁▁ ▁T izard ▁rec ru ited ▁a ▁number ▁of ▁brilliant , ▁and ▁now ▁well ▁known ▁individuals . ▁Wil fr id ▁Pay ne ▁was ▁the ▁first , ▁who ▁had ▁retired ▁and ▁then ▁became ▁an ▁sk illed ▁advis er ▁to ▁T izard . ▁Michael ▁Daw kins , ▁a ▁pa ed iat ric ▁path ologist ▁was ▁rec ru ited ▁next . ▁Albert ▁Cl ane aux , ▁who ▁was ▁D awk ings ▁prede cess or ▁at ▁the ▁Institute , ▁had ▁collabor ated ▁with ▁T izard , ▁and ▁gave ▁the ▁first ▁definit ive ▁account ▁of ▁the ▁ep ide mi ology ▁of ▁In tra vent