Gynae BT_Lucknow_2018
PIBS points • Indicative of lower field border
60
50
40
30
20
10
Level of PIBS
0
PIBS+2 PIBS PIBS-2
Made with FlippingBook HTML5
PIBS points • Indicative of lower field border
60
50
40
30
20
10
Level of PIBS
0
PIBS+2 PIBS PIBS-2
Made with FlippingBook HTML5