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.
Many new moms experience the baby blues â a mild, brief bout of depression â for a few days or weeks after giving birth. However, 10 percent to 20 percent of new moms will experience a more severe form of depression â known as postpartum or perinatal depression â that can interfere with daily life.