The total amount of morphine needed postoperatively from 0-4 h, and 0-24 h, administered by a patient controlled pain treatment. (PCA) [clinicaltrials_resource:59cce6920ddb69e95ba0f5c121d10bbc]

The total amount of morphine needed postoperatively from 0-4 h, and 0-24 h, administered by a patient controlled pain treatment. (PCA) [clinicaltrials_resource:59cce6920ddb69e95ba0f5c121d10bbc]