Sentences with phrase «between mid pregnancy»
Assuming a 2 - pound margin of error, this would mean many 20 - week fetuses do not exist and ultrasound technicians can not reliably distinguish between mid pregnancy and no pregnancy.
http://www.skepticalob.com/ Not exact matches
Breast and prostatic cancer incidence increased between 1969 and 1986; there was a four-fold increase in ectopic pregnancies (development of the fertilized egg outside of the uterus) in the U.S. between 1970 and 1987; the incidence of cryptorchidism (undescended testicles) doubled in the U.K. between 1960 and the mid 1980s; and there was an approximately 42 % decrease in sperm count worldwide between 1940 and 1990.