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, or PND, is depression experienced by some women several weeks or months after having a baby. Symptoms of postnatal depression include a low mood, a feeling of not being able to cope and sleep problems. It is possible to have postnatal depression and not be aware of it. Around 1 in 7 women experience some depression in the three months after having a baby. Mood changes are common after giving birth, but postnatal depression is more serious than these 'baby blues'. Postnatal depression is diagnosed based on a woman's symptoms.