Early Human Development
Early Human Development > 1997 > 49 > 1 > 7-17
Early Human Development > 1997 > 49 > 1 > 39-47
Early Human Development > 1997 > 49 > 1 > 33-38
Early Human Development > 1997 > 49 > 1 > 63-72
Early Human Development > 1997 > 49 > 1 > 1-5
Early Human Development > 1997 > 49 > 1 > 19-31
Early Human Development > 1997 > 49 > 1 > 49-61