Reuse of software has been one of the main goals of software engineering for decades. With the emergence of the object-oriented paradigm, an important enabling technology for reuse of larger components became available and resulted in the definition of object-oriented frameworks. Our and others experiences with frameworks have shown that frameworks indeed provide considerable reuse in framework...

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introduction: mental retardation, is one of the most common causes for referral to genetic counseling centers, and is one of the greatest challenges in health care services in the world. down syndrome is the most common chromosomal abnormalities in humans. methods: this study performed in medical genetic counseling center of welfare organization in south of iran with high consanguineous marriag...