. "(obstetrics) position of the fetus in the uterus relative to the birth canal; \"Cesarean sections are sometimes the result of abnormal presentations\""@en-us . . "presentation"^^ . "0"^^ . . . . . . "104804641"@en-us . . "presentation"@en-us . . "0"^^ . . "105081434"^^ . "05081434-n"^^ .