正邪相争 (正邪相爭) zhèngxié xiāngzhēng

zhèngxié xiāngzhēng set phrase progress of disease
Domain: Modern Chinese 现代汉语 , Subdomain: Chinese Medicine
Notes: As an opposition between vital energy 正气[zheng4 qi4] and pathogeny 邪气 (CC-CEDICT '正邪相爭')