This is the 3104th most frequent Russian word.
клинической
"Clinical."
Here, 'клинической' describes 'статьи' (article) and indicates that the article is related to clinical studies or medicine.
Эти данные являются частью клинической статьи.
These data are part of a clinical article.
In this context, 'клинической' modifies 'лаборатории' (laboratory), specifying that the laboratory is associated with clinical research or medical practice.
Она работает в клинической лаборатории.
She works in a clinical laboratory.
The use of 'клинической' here is to denote that the hospital is related to clinical studies or healthcare, modifying 'больницы' (hospital).