title: Re: fertility treatment and childhood cancer risk: a systematic meta-analysis.
authors.forename: Craig
authors.initials: C
authors.lastname: Niederberger
mesh_terms: D006801:Humans; D007246:Infertility / Q000453:epidemiology* / Q000628:therapy*; D009369:Neoplasms / Q000453:epidemiology* / Q000628:therapy*; D027724:Reproductive Techniques, Assisted / Q000009:adverse effects*