Introduction:
International medical research and studies are essential for advancing medical knowledge and improving healthcare globally. They provide insights into various diseases, treatments, and healthcare systems across different countries and populations. Medical science journals play a crucial role in disseminating this research to the scientific community and healthcare professionals worldwide. There are several prominent journals that specifically focus on publishing international medical research and studies.

1. The Lancet:
- The Lancet is one of the oldest and most prestigious medical journals that covers a wide range of medical specialties and public health issues.
- It publishes high-quality research from around the world, including clinical trials, observational studies, and systematic reviews.
- The journal emphasizes the importance of global health and features articles on healthcare systems, health policy, and health equity.

2. New England Journal of Medicine (NEJM):
- NEJM is a leading medical journal that publishes cutting-edge research and clinical studies from around the world.
- It covers a broad range of medical specialties and features articles on global health challenges, infectious diseases, and emerging treatments.
- NEJM encourages international collaboration and provides a platform for sharing research that has a global impact.

3. British Medical Journal (BMJ):
- BMJ is a renowned medical journal that publishes research from various disciplines, including clinical medicine, public health, and medical education.
- It features articles on international health issues, global health policies, and evidence-based healthcare.
- BMJ also has specialized journals like BMJ Global Health that focus specifically on publishing research relevant to low- and middle-income countries.

4. JAMA Network:
- JAMA (Journal of the American Medical Association) is a network of highly respected medical journals that cover a wide range of medical specialties.
- It includes journals like JAMA, JAMA Internal Medicine, JAMA Pediatrics, and JAMA Surgery, among others.
- JAMA Network publishes international research and studies that have significant clinical and public health implications.

5. PLOS Medicine:
- PLOS Medicine is an open-access medical journal that publishes research across various medical disciplines.
- It features articles on global health, health policy, and clinical research from around the world.
- PLOS Medicine promotes the dissemination of research that has the potential to influence healthcare practices and policies globally.

Conclusion:
These are just a few examples of medical science journals that cover international medical research and studies. They serve as platforms for researchers and scientists to share their findings, contribute to global medical knowledge, and improve healthcare outcomes worldwide. The journals mentioned above are highly respected in the medical community and provide valuable insights into international health issues, healthcare systems, and evidence-based practices. Researchers, healthcare professionals, and policymakers can benefit from accessing and engaging with the research published in these journals to advance medical science and improve global health.