Sequential development of the intestinal flora in newborn infants: a quantitative differential analysis.
D000367:Age Factors; D001421:Bacteria, Anaerobic / Q000032:analysis; D004755:Enterobacteriaceae / Q000032:analysis; D005243:Feces / Q000382:microbiology; D006801:Humans; D007225:Infant Food / Q000032:analysis; D007231:Infant, Newborn; D007422:Intestines / Q000382:microbiology*; D008895:Milk, Human / Q000382:microbiology; D012016:Reference Values; D013210:Staphylococcus / Q000032:analysis; D013291:Streptococcus / Q000032:analysis