family study的用法和樣例：
例句
- All people in both groups voluntarily joined this study with informed consents.
所有受試者或家屬均對本研究簽署知情同意書并同意參加。 - The paper studies the reception service quality of prisons and analyzes the demographics and life styles of the family members of prisoners.
摘要本文探討監獄的接見服務品質并分析受刑人家屬的人口統計變數及生活型態，同時依研究結果提供許多有價值建議供監獄機關參考。
