Another reference states that over “80 percent of miscarriages occur in the first 12 weeks of pregnancy, ” of which at least half are thought to be caused by defects in the chromosomes of the fetus.
एक और हवाले के मुताबिक “गर्भावस्था के पहले 12 हफ्तों के दरमियान ही 80 प्रतिशत से ज़्यादा महिलाओं का गर्भ गिरता है । ”