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[2]
BARBIERI RL, 1979, FERTIL STERIL, V31, P182
[3]
BARBIERI RL, 1977, FERTIL STERIL, V28, P809
[6]
CHAMNESS GC, 1979, 26TH ANN M SOC GYN I
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DMOWSKI WP, 1979, FERTIL STERIL, V31, P237