3D Model: Create A Full-body 3D Model In Pixar-style Animation Of A 21-year-old Young Woman. She Should Be Sitting Down, With Her Entire Body Visible From Head To Toe. She Has A Slim Build, Slightly Blonde Shoulder-length Hair, And A Calm, Friendly Facial Expression. She Is Wearing A White Medical Lab Coat, Gray Or Neutral Pants, And Has A Stethoscope Around Her Neck. The Style Should Be Colorful, Expressive, And Detailed Like Pixar Characters. Make Sure The Full Body, Including Legs And Feet, Is Visible In The Frame.