O psychological interventions have a positive impact on pain management in the cancer patients?

Ntroduction: i wrote about 500 words but this section need to check grammar mistake and order.
Literature review: i wrote about 500 words same thing this need to check grammar and order.
Critical analysis:i wrote about 400 words but this section should be at least 1000 words, also same thing this need to checke grammar and order.
Conclusion: this need to be at least500 woeds
Future work: this need to be at least 400 words
i will send some references and you can look for some more.