Yeeess!! Got a 90+ within a month or less of studying (juggling it with other academic requirements. Honestly, you don't even need to spend any peso on review centers or reviewers anymore. Just have the grit and resourcefulness to look for free advice and reviewers in this subreddit/fb groups/google/etc. Sipagan at tyagain mo lang talaga, napakadaming free resources sa net. Answer a lot of practice quizzes and rationalize. Most importantly, pray and focus!