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The number of different follicles between HG and LG. Note: ∗∗ indicates the difference is significant (P < 0.01). Abbreviations: AF, atresia follicles; GF, grade follicles; HG, high-yield group; LG, low-yield group; LWF, large white follicles; LYF, large yellow follicles; SYF, small yellow follicles.
