00339nas a2200121   4500000000100000000000100001008004100002100001400043700001600057245012300073490000700196022001400203       2017                            d1 aS. Walker1 aW. Hamilton00aRisk of cervical cancer in symptomatic women aged >/=40 in primary care: A case-control study using electronic records0 v26  a0961-5423