1. Fertility studies in female childhood cancer survivors: selecting appropriate comparison groups 
MH van den Berg, E van Dulmen-den Broeder, A Overbeek, CM Ronckers, W van Dorp, LC Kremer, MM van den Heuvel-Eibrink, GA Huizinga, JJ Loonen, AB Versluys, D Bresters, CB Lambalk, GJL Kaspers, FE van Leeuwen 
Reproductive BioMedicine Online 
Volume 29, Issue 3, Pages (September 2014)
DOI: /j.rbmo
Copyright © 2014 Reproductive Healthcare Ltd. Terms and Conditions

2. Figure 1
Response of registered sister controls. All response and participation rates are calculated using the initial number of registered sisters (n = 484) as the denominator.
Reproductive BioMedicine Online  , DOI: ( /j.rbmo )
Copyright © 2014 Reproductive Healthcare Ltd. Terms and Conditions

3. Figure 2
Response and participation rates of women recruited through the general practitioner. Response and participation percentages are calculated using the initial number of selected patients (n = 2, 120) as the denominator.
Reproductive BioMedicine Online  , DOI: ( /j.rbmo )
Copyright © 2014 Reproductive Healthcare Ltd. Terms and Conditions

4. Reproductive BioMedicine Online 2014 29, 352-361DOI: (10. 1016/j. rbmo
Copyright © 2014 Reproductive Healthcare Ltd. Terms and Conditions