. . "childbirth-preparation class"^^ . . "100885574"^^ . . "0"^^ . . "00885574-n"^^ . . "100832898"@en-us . "0"^^ . . "a course that teaches pregnant women to use breathing and concentration and exercise techniques to use during labor"@en-us . . "childbirth-preparation class"@en-us . . . .