1. 1. Anonymous., Dress and care of the feet . New York: Samuel R. Wells, 1871 :66 .
2. 2. CO. Kahler, Our feet: a treatise on the human foot and its clothing . New York: P Kahler's Sons, 1903 :66 .
3. 3. Pedal extremities. MD Canada . 1976 ;17 :85 -92 .
4. High heels. The agony and the ecstasy