* @return {string} 移除k位后最小的数字（字符串形式）
Nature, Published online: 25 February 2026; doi:10.1038/d41586-026-00569-x
，更多细节参见爱思助手下载最新版本
白宮尚未直接就退款的可能性發表評論，而多格特表示，這並不是一個簡單的問題。
Frailty coordinator Georgia Zapparoli, who normally worked with people in their later years, said the 18 to 39 age bracket was key as "common themes" ran through the lifestyle of many older patients.