Metropolitan Washington Orientation and Mobility Association华盛顿取向和灵活性的大都会协会 Warrant Officer Management Act保证军官管理行为 Western Ontario Mathematics Association (Canada)西安大略数学协会(加拿大) Washington Osteopathic Medical Association华盛顿Osteopathic医学协会 Wisconsin Organic Marketing Alliance威斯康辛州有机营销的联盟 Western Ontario Mathematics Association西安大略数学协会