advanced age with fewer children的用法和样例：
- With fewer children being born, some obstetricians are moonlighting as weight-loss counselors.
- Conclusion MIH has reasonable mechanism and confirmed efficacy and can improve the damaged neurological function effectively in the patients of advanced age with ACT.
- Abstract：Objective To observe the therapeutic efficacy of modified isovolumic hemodilution (MIH) in the patients of advanced age with acutecerebral thrombosis (ACT),and to explore its mechanism.
- His grandfather died at an advanced age of 98.