1) Abdulla AJ, Jones PW, Pearce VR:Leg cramps in the elderly:prevalence, drug and disease associations. Int J ClinPract 53:494-496, 1999
2) Butler JV, Mulkerrin EC, O'Keeffe ST:Nocturnal leg cramps in older people. Postgrad Med J 78:596-598, 2002
3) Coppin RJ, Wicke DM, Little PS:Managing nocturnal leg cramps―calf-stretching exercises and cessation of quinine treatment:a factorial randomised controlled trial. Br J Gen Pract 55:186-191, 2005
4) Dahle LO, Berg G, Hammar M, et al:The effect of oral magnesium substitution on pregnancy-induced leg cramps. Am J Obstet Gynecol 173:175-180, 1995
5) Demircan MN, Colak A, Kutlay M, et al:Cramp finding:can it be used as a new diagnostic and prognostic factor in lumbar disc surgery? Eur Spine J 11:47-51, 2002
6) Fairbank JC, Pynsent PB:The Oswestry Disability Index. Spine 25:2940-2952, 2000
7) 原田大朗,松本守雄,中村雅也・他:腰部脊柱管狭窄症手術例における足底部しびれの遺残.東日本整災誌17:65-68,2005
8) Haskell SG:FiebachNH:Clinical epidemiology of nocturnal leg cramps in male veterans. Am J Med Sci 313:210-214, 1997
9) Jansen PH, Veenhuizen KC, Wesseling AI, et al:Randomized controlled trial of hydroquinine in muscle cramps. Lancet 349:528-532, 1997
10) Jansen PH, Lecluse RG, Verbeek AL:Past and current understanding of the pathophysiology of muscle cramps:why treatment of varicose veins does not relieve leg cramps. J Eur Acad Dermatol Venereol 12:222-229, 1999
11) Jansen PH, Joosten EM, Vingerhoets HM:Muscle cramp:main theories as to aetiology. Eur Arch Psychiatry Neurol Sci 239:337-342, 1990
12) Kanaan N, Sawaya R:Nocturnal leg cramps. Clinically mysterious and painful―but manageable. Geriatrics 56:34-42, 2001
13) Kiernan MC, Hart IK, Bostock H:Excitability properties of motor axons in patients with spontaneous motor unit activity. J Neurol Neurosurg Psychiatry 70:56-64, 2001
14) Mandal AK, Abernathy T, Nelluri SN, et al:Is quinine effective and safe in leg cramps? ClinPharmacol 35:588-593, 1995
15) Man-Son-Hing M, Wells G:Meta-analysis of efficacy of quinine for treatment of nocturnal leg cramps in elderly people. BMJ 310:13-17, 1995
16) Miller TM, Layzer RB:Muscle cramps. Muscle Nerve 32:431-442, 2005
17) Naylor JR, Young JB:A general population survey of rest cramps. Age Ageing 23:418-420, 1994
18) Rish BL:Nerve root compression and night cramps. JAMA 254:361, 1985
19) Roffe C, Sills S, Crome P, et al Randomised, cross-over, placebo controlled trial of magnesium citrate in the treatment of chronic persistent leg cramps. Med SciMonit 8:CR326-30, 2002
20) Roland M, Morris R:A study of the natural history of back pain:part I:development of a reliable and sensitive measure of disability in low-back pain. Spine 8:141-144, 1983
21) 高尾昌樹:こむら返り(有痛性筋痙攣).Medicina41:1361-1363,2004
22) 高雄由美子,森川 修,真田かなえ・他 腰部脊柱管狭窄症に伴う有痛性筋痙攣(こむら返り)に対する芍薬甘草湯の効果.痛みと漢方14:62-65,2004
23) Vandervoort AA:Aging of the human neuromuscular system. Muscle Nerve 25:17-25, 2002
24) Vinciguerra G, Belcaro G, Cesarone MR, et al:Cramps and muscular pain:prevention with pycnogenol in normal subjects, venous patients, athletes, claudicants and in diabetic microangiopathy. Angiology 57:331-339, 2006
25) Young JB, Javid M, George J:Rest cramps in the elderly. J R Coll Physicians Lond 20:103-106, 1989