Dear Nimish,

After completing BPT course , you need to opt higher degree courses for doing research works in this field .Well, you can do masters degree in physio therapy with various specializations of your desired domain which helps to do research further with the relevant field .You can do MPT courses in the following category listed below:

• Cardiothoracic Physiotherapy
• Neurology
• Sports Physiotherapy
• Pediatrics
• Ortho-Physio therapy etc.

you can refer to this link for more details about MPT courses and basic eligibility criteria for opting this course:

https://www.careers360.com/courses/mpt-master-of-physiotherapy

Hope this information helps !

Best wishes !!