Study

Year

Journal

design

# cycle D6

# cycles D5

Bruce Shapiro

2001

F&S.10

Retrosp

65

118

Jigal Haas

2016

J Ass RG11

Retr-coho

254

537

V. Poulsen

2017

Hum Re12

Retr-coho

368

334

Samer Tannus

2018

HumRe13

Retr-coho

126

441

Lucile Ferreux

2018

HumRe14

Retr-coho

944

353

Bruce Shapiro

2019

Zygote15

Retrosp

517

1583

Total

2274

3366