There was first a review of the transformation of the market for one-step immunoassays. First, the department reviewed the transformation of the market for one-step immunoassays. First, the department reviewed how the market for one-step immunoassays had changed dramatically. If you find that the main characters are not the subjects of your sentence and their actions are not verbs, rewrite the sentence so that they are. Run a line under the first 5 - 6 words of every sentence.
Every word implies another.
Finish implies complete, so completely finish is redundant, as are each individual, consensus of opinion, important essentials, future plans, final outcome, initial preparation, free gift.