stethoscope hand drawn outline doodle icon.

aid background biology cardiology care clinic clinical concept design device diagnosis diagnostic doctor drawn equipment flat hand health healthcare healthy heart hospital icon illustration instrument isolated medic medical medicaltool medicine nurse object paramedic patient pediatrician physician professional science sick sign stethoscope stethoscopeheart stethoscopeicon stethoscopeisolated stethoscopelogo stethoscopevector tool treatment urgent vector