Dissertation writing is not like writing an ordinary nursing assignment. That is why nursing students often face many challenges in writing their nursing dissertations and hire professional Dissertation Writing Services to help them out. One of the main challenge is extensive research. Dissertation writing requires lots of research and not everyone is good at that. Also, you need to be familiar with referencing style. And another key challenge is time management. It requires lots of time and nursing students usually don’t have this much amount of time.