Référence: Pilot test and validation of the Peak Day method of prospective determination of ovulation against a handheld urine hormone monitor Porucznik, Christina A; Cox, Kyley J; Schliep, Karen C; Stanford, Joseph B Pilot test and validation of the Peak Day method of prospective determination of ovulation against a handheld urine hormone monitor. BMC Women s Health 2014: PMID: 24400707 PMCID: PMC3893397 | |