A computerized method and apparatus for displaying in an automotive scan tool a wiring diagram of a vehicle. The AC-driven electrostatic chuck is capable of suppressing local damage to part of the protrusions provided on the mounting surface side. A buffer stage has an output terminal for providing a comparison current according to a difference between the conduction current and the reference current, and an input terminal for stabilizing the first comparison voltage at the reference value and the second comparison voltage at a comparison value unbalanced with respect to the reference value according to the comparison current. This invention provides a method of increasing or maintaining the blood supply in the genital area of a female subject which comprises administering to the subject an amount of vascular endothelial growth factor effective to increase or maintain the blood supply in the subject’s genital area. The method of the present invention greatly increases carbon efficiency and reduces the generation of carbon dioxide.