The Children's Headache Assessment Scale (CHAS): Factor structure and psychometric properties
1994 ◽
Vol 17
(2)
◽
pp. 159-179
◽
2017 ◽
Vol 23
(4)
◽
pp. 419
◽
1999 ◽
Vol 20
(3)
◽
pp. 155-171
◽
2010 ◽
Vol 26
(3)
◽
pp. 162-171
◽