31. :Studying the psychology of prenatal and perinatal babies has a slightly different purpose. 32. The center served a vast area and set a national pattern for regional perinatal care. 33. But Atlanta Perinatal says patients get medical benefits from the sonogram's sharper image. 34. Smoking during pregnancy increases the risk of miscarriage, reduced birth weight and perinatal death. 35. In sub-Saharan Africa, syphilis contributes to approximately 20 % of perinatal deaths. 36. There is no difference, however, in perinatal death or poor outcomes for babies. 37. Childbirth and perinatal services are good examples. 38. Perinatal mortality rate of placenta previa is 3-4 times higher than normal pregnancies.39. Despite this, it has the lowest perinatal mortality rate of any hospital in Victoria. 40. Perinatal hypophosphatasia is the most lethal form.