权威例句
Incidence and spectrum of chromosome abnormalities in spontaneous abortions: new insights from a 12-year study.Undergarment for incontinent and semi-incontinent maleGenetic testing: a physician's perspective.The Education of Children with Special Needs: Barriers and Opportunities in Central and Eastern EuropeMining and metallurgy in Negro AfricaDemocracy through Public OpinionA Study of ArchaeologyTreatise on physiological opticsThe Montagnais Hunting Territory and the Fur TradeStreaked-out Mud Ripples Below Miocene Turbidites, Puriri Formation, New Zealand