data presented and posted soem months ago in this forum about tdf kidneys toxicity:
less than 1% of hbv patients had it and probably due to kidneys problems baseline
bone loss not due to tenofovir but common on all hbvers because of universal vit d deficency, vitamin d3>50ng/ml will ensure bone loss protection, fatty liver prevention, liver cancer prevention and liver fibrosis prevention from latest studies presented
entecavir has a higer percentage of patients that regressed cirrhosis but whatever etv or tdf i think that life style and heptech supplements can do much more than single antiviral use