Mohseni 2013.

Methods	Randomised study. Randomisation method: not stated. Power analysis: not stated. Study period: January 2005 and November 2006. Sample size: 40. Conflict of interests: not stated.
Participants	Normoresponder patients. Age: mean age 31.5. FSH: not stated. Exclusion criteria: not stated. Baseline characteristics to compare: age.
Interventions	Long luteal GnRH agonist protocol. Standard treatment: rFSH alone, dose not stated. Experimental treatment: rFSH and rLH, dose not stated.
Outcomes	Primary endpoint: not stated Secondary endpoints: number of retrieved oocytes mature oocytes cleaved embryos transferred embryos estradiol levels in HCG administration day implantation rate clinical pregnancy rate
Notes	Abstract only. Funding: not stated
Risk of bias
Bias	Authors' judgement	Support for judgement
Random sequence generation (selection bias)	Unclear risk	No information.
Allocation concealment (selection bias)	Unclear risk	No information.
Blinding of participants and personnel (performance bias) All outcomes	Low risk	Non‐blinding is not likely to affect the outcomes of interest as they are objectively assessed.
Blinding of outcome assessment (detection bias) All outcomes	Low risk	No information was provided on whether or not outcome assessors were blinded but non‐blinding of outcome assessment is not likely to affect outcomes of interest as they are objectively assessed.
Incomplete outcome data (attrition bias) All outcomes	Unclear risk	No information.
Selective reporting (reporting bias)	Unclear risk	No information.
Other bias	Unclear risk	Abstract only.