I have participated in several studies over the past year or two and have yet to receive the promised compensation. Emails to the service go unanswered, often with vague replies about waiting for future dates. Those dates come and go, but no payments are made. However, they continue to send numerous offers. This feels like a scam.
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Opinion Health is a healthcare research company based in London, UK. Every year, we engage with thousands of patients in low-prevalence disease areas across the globe. We bring together the patient voice and the healthcare professionals perspective.
