SPP1 and sarcoidosis: The bibliometric and growth analytic review of MAP from 1911–2019 found a yearly growth rate of 6.31% and positive growth in relation to type 1 diabetes mellitus, rheumatoid arthritis, food science and technology, immunology, agriculture, pathology, and research and experimental medicine, wildlife, environments, virulence, disease resistance, meat and meat products, osteopontin, waste milk and digester slurry/sludge subjects; negative growth in ulcerative colitis and Parkinson’s disease; but no growth in multiple sclerosis, sarcoidosis, thyroid disorders, psoriasis, and lupus.