یادداشتهای مربوط به کتابنامه ، واژه نامه و نمایه های داخل اثر
متن يادداشت
Includes bibliographical references (p. 147-148) and index
یادداشتهای مربوط به مندرجات
متن يادداشت
Are sexually transmitted diseases a serious problem? -- Who is at risk for contracting sexually transmitted diseases? -- How can sexually transmitted diseases be prevented? -- Should public health measures be used to prevent the spread of HIV?