Lǐ Chéngyín 李承寅 (清庠生 / Qīng xiùcái) — postface-writer of 高淑濂 Gāo Shūlián’s Tāichǎn fāngàn (KR3ei067), titled Dú Gāoshì Tāichǎn fāngàn zhuìyán 讀高氏胎產方案贅言. Frames Gāo’s work in the Fàn Zhòngyān “if not a worthy minister, then a worthy physician” tradition. Not in CBDB.