Knowledge, perception and cervical cancer screening practices among nurses and midwives: a case study of Our Lady of Grace Hospital in the Asikuma Odoben Brakwa district, Central region-Ghana

护士和助产士对宫颈癌筛查的知识、认知和实践：以加纳中部地区阿西库马·奥多本·布拉克瓦区圣母恩宠医院为例