title: A clear definition of nocturnal leg cramps is essential for comparability of research.
authors.affiliation: Hanze University of Applied Sciences.
authors.forename: Joannes M
authors.initials: JM
authors.lastname: Hallegraeff
authors.affiliation: Hanze University of Applied Sciences; University Medical Center Groningen, The Netherlands.
authors.forename: Mathieu H
authors.initials: MH
authors.lastname: de Greef
authors.affiliation: Hanze University of Applied Sciences; University Medical Center Groningen, The Netherlands.
authors.forename: Cees P
authors.initials: CP
authors.lastname: van der Schans
mesh_terms: D000368:Aged; D000369:Aged, 80 and over; D035843:Biomedical Research; D006801:Humans; D007866:Leg / Q000503:physiopathology; D008875:Middle Aged; D009125:Muscle Relaxants, Central / Q000494:pharmacology / Q000627:therapeutic use; D052580:Muscle Stretching Exercises; D018482:Muscle, Skeletal / Q000187:drug effects / Q000503:physiopathology; D011803:Quinine / Q000494:pharmacology / Q000627:therapeutic use; D020922:Sleep-Wake Transition Disorders / Q000175:diagnosis* / Q000517:prevention & control* / Q000628:therapy; D009626:Terminology as Topic; D016896:Treatment Outcome
chemical_list: D009125:Muscle Relaxants, Central; D011803:Quinine