[Breast feeding in the Poznan region: retrospective studies of frequency, duration, motivation and causes of failure].
D001942:Breast Feeding; D005260:Female; D006801:Humans; D007223:Infant; D007231:Infant, Newborn; D007774:Lactation; D007775:Lactation Disorders / Q000503:physiopathology; D008895:Milk, Human / Q000378:metabolism; D009034:Mother-Child Relations; D009042:Motivation; D011044:Poland; D011247:Pregnancy; D013997:Time Factors; D014505:Urban Population
Karmienie piersia w regionie poznańskim: badanie retrospektywne czestości, czasu trwania, motywacji i przyczyn niepowodzeń.