From: Luteal blood flow in patients undergoing GnRH agonist long protocol
No. of patients
CL-RI
No. of patients with CL-RI < 0.51
Control
9
0.546 ± 0.013
2/9
HCG
8
0.475 ± 0.022b
7/8c
Vitamin E
7
0.431 ± 0.015a
7/7c