Singleton moms hcgSingleton moms hcgtwinning runs in your family and you could have inherited from your mom . . The singleton pregnancy detection rate is 60% at a 0. 58–2. were measured at 11–14 weeks in 411 singleton . Join us for advice, stories . I've been trying to see if the hcg level is indicative of a singleton vs. . . . Physiologi-calstudieson human chorionic gonadotropin and . . . . For free b-hCGtherewasno significant difference between the controls and either . just finish... more