1. Nonpharmacological management of cancer pain;Cleeland;J. Pain Sympt. Manag.,1987
2. Effects of laughter and relaxation on discomfort thresholds;Cogan;J. Behav. Med.,1987
3. Cooling More Effective;Aches & Pains,1982
4. Studies on the relief of pain by counterirritation;Gammon;J. Clin. Invest.,1941
5. Cryotherapy;Lehmann,1982