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.
Postnatal depression is a type of depression some women experience after having a baby. It can develop within the first six weeks of giving birth, but is often not apparent until around six months. Postnatal depression is more common than many people realise, affecting around one in 10 women after having a baby.