Complex sentence: External reviews that took place between 2010 and 2015 made recommendations for improvements to the end-to-end testing process; the key recommendations for the core, outsourced part of the process were made in 2010 by Professor Malcolm Harrington, an expert in occupational medicine.
Split into simpler sentences: External reviews that took place between 2010 and 2015 made recommendations for improvements to the end-to-end testing process. The key recommendations for the core, outsourced part of the process were made in 2010 by Professor Malcolm Harrington, an expert in occupational medicine.