Caffeoylquinic acid derivatives isolated from Tussilago farfara L. as potential anti-leishmanial agents; in vitro and in silico studies - Izaz Ahmad; Salar Hafez-Ghoran; Muhammad Yousuf; Humaira Zafar; Atia-tul- Wahab; Sammer Yousuf; Mushtaq Ahmad; Inam Gul; Bates Kudaibergenova; M. Iqbal Choudhary (Natural Product Research, 2026)