{
"xlabel":"Gestational age (w)",
"ylabel":"Occipito-frontal diameter (mm)",
"x":[14,16,18,20,22,24,26,28,30,32,34,36,38,40],
"y":[0,20,40,60,80,100,120,140],
"y95percent":[42.99,51.86,60.31,68.35,77,85.19,94,102,110,115.90,121,124.77,126,126],
"y0percent":[39,46,54,62,70,78,86,94,100,106,110,114,116,116],
"y5percent":[31,39,47,55,62.5,71,79,86.5,93.5,99,103,106,108,108]
}