1. Larson CP (1992) Evaluation of the patient and preoperative preparation. In: Barash PG, Cullen BF, Stoelting RK (eds) Clinical anesthesia. Lippincott, Philadelphia, pp 545–562
2. Sadick N, Stough D (1996) Nitrous oxide in hair restoration surgery. In: Hair replacement: surgical and medical, Mosby, St. Louis, pp 104–105
3. Abeles G (1999) The combined use of propofol and fentanyl for outpatient intravenous conscious sedation. Dermatol Surg 25: 599–562
4. Parsley W (2004) Management of the postoperative period. In: Unger WP, Shapiro R (eds) Hair transplantation, 4th edn. Dekker, New York, pp 555–568
5. Seager D (1996) Local anesthesia in hair transplantation. In: Hair replacement: surgical and medical. Mosby, St. Louis, pp 81–89