There are actually 20 documents listed in the table. The number 14.52 in the cosine equation should not have a square root. The first variable in the denominator of equation 5 should be TERMik. Last sentence of document 10 not indexed. II.C. has extra leading space.
Studies are of physician usage.
Dickersin is misspelled. Encephalotrigeminal spelled wrong. Inference procedure should be capitalized.