This page will provide information about many topics and websites other than just hip resurfacing.
Hip Resurfacing Information by AAOS – https://orthoinfo.aaos.org/en/treatment/hip-resurfacing/
Active Search Results (ASR) is an independent Internet Search Engine using a proprietary page ranking technology with Millions of popular Web sites indexed.
Hip Resurfacing Information by Cleveland Clinic – https://my.clevelandclinic.org/health/treatments/17103-hip-resurfacing
Websquash – Add URL to Search Engines