Dental related Abstract

Please follow instructions bellow-Article is attached and it already has existing abstract however I need to write a new one in my own words —
Introduction
    Provides concise, thorough introduction as well as statement of purpose
    Hypothesis clearly stated
Materials and Methods
    Identifies how the problem was studied
    Discusses what test(s) were used
Content
    All necessary components and ideas are detailed and supported, includes factual information, examples and details
    Concise, comprehensive summary 200 words or less
    Sentences are clear with excellent use of grammar, spelling, and punctuation
    APA format for citation
Results and Conclusion
    Clear and organized
    Provides thorough description of data collected
    Interprets results and evaluates what they mean to the project