In general, the provision amounts to 3 hours per day, 5 days a week over certain number of weeks for children enrolled in participating playschools. (citizensinformation.ie)
= > The U.S. Supreme Court held in Webster v. Reproductive Health Services that a statute may create «a presumption of viability» after a certain number of weeks, in which case the physician must be given an opportunity to rebut the presumption by performing tests (religion.blogs.cnn.com)
Most airlines will have their own rules and regs regarding how late pregnant women can fly, and restrictions on long haul after a certain number of weeks. (bounty.com)