John and Sheila Kippley from the Couple to Couple League say that the statement of Pope Pius XI not only permitted sex between married couples during pregnancy and menopause, but also during the infertile times of the menstrual cycle.
John dan Sheila Kippley dari Couple to Couple League mengatakan bahwa pernyataan Paus Pius XI tersebut tidak hanya memperbolehkan persetubuhan antara pasangan menikah selama kehamilan dan menopause, tetapi juga selama masa tidak subur dalam siklus menstruasi.