When Science changed into younger and gear have been few, Some bold healers came in view; With scarce studies and know-how less, Their treatments had been crude, clueless. Technology came to rescue; Foraged had Science with theories new; The pioneers had minds of steel, And hearts of patience that might feel. White a symbol of purity. Blue aprons who yell security and firmness, Diseases disappeared from scene; New ones appearing, always been; Though healing procedures have come by perfect art Most doctors have done properly their part