 First expansion and reorganization of the site (1880–1896) Increasing demand for new patients resulted in 20 years of expanding construction work, which started in 1880.
<clarity>  First expansion and reorganization of the site (1880–1896) Increasing demand for new patients resulted in 20 years of expanding construction work, which started in 1880.
 First expansion and site reorganization (1880–1896) Increasing demand for new patients resulted in 20 years of expanding construction work, which started in 1880.