The Association of American Physicians & Surgeons Inc. has again lost a challenge to a program recertifying physicians in their field of practice.In a written opinion this week, U.S. District Judge Martha M. Pacold dismissed with prejudice a proposed class-action lawsuit accusing the American Board of Medical Specialties of violating Section 1 of the Sherman Antitrust Act.The physicians and surgeons association failed to adequately allege the existence of an agreement that resulted in an unreasonable restraint of trade …