The last number is called a check digit which enables the scanner to determine if the barcode was scanned correctly or not. A linear barcode typically holds any type of text information. In contrast, a 2D barcode is more complex and can include more information in the code: price, quantity, web address or image.
April 2014, pp. Breastfeeding is negatively affected by prenatal depression and reduces postpartum depression. This prospective cohort study explored the effects of prenatal and postpartum depression on breastfeeding and the effect of breastfeeding on postpartum depression.
Pregnant and postpartum women are at increased risk of blood clots; estrogen is probably a factor. The threat is 100 times greater in the first week after delivery and 20 to 80 times higher during the first six weeks, as the body works to patch and repair the vessels affected by the delivery.