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.
For some women, the feelings of sadness or exhaustion run deeper and last longer than baby blues. About 10% of new mothers experience postpartum depression, which is a true clinical depression triggered by childbirth. Postpartum depression usually begins 2 to 3 weeks after giving birth, but can start any time during the first few days, weeks, or months post-delivery. A woman with postpartum depression may feel sad, tearful, despairing, discouraged, hopeless, worthless, or alone.