highly significantP < 0.01
HGB in group H 2 was higher than in group C in the period of hydrogen injection, and the difference was significant on days 7 and 12 (P < 0.05), and highly significant on day 9 (P < 0.01) ( Fig. 1C ).
HGB in group H 2 was higher than in group C in the period of hydrogen injection, and the difference was significant on days 7 and 12 (P < 0.05), and highly significant on day 9 (P < 0.01) ( Fig. 1C ).