Sarah Master and her colleagues conducted research examining various strategies for pain management. Although I don't have access to the study's specific findings, it is common for studies in this field to explore a range of techniques, including cognitive-behavioral therapy, mindfulness, physical exercise, or pharmacological interventions.
If you are looking for the most effective method identified in their research, it would be best to consult the original study or review articles summarizing their findings. If you have more details about the study you're referring to, I could help you interpret that information more effectively.