Yakubbayev Xabibillo Xamidboyevich. (2026). 5-7 YOSHDAGI BOLALARDA CHAQQONLIK SIFATINI O‘ZIGA XOS XUSUSIYATLARINI TAHLILI . Research Focus International Scientific Journal, 4(12), 138–144. https://doi.org/10.66073/researchfocus.v4i12.1917