By VIRGINIA MAYO, Associated Press ANTWERP, Belgium (AP) — With only 20% of normal lung capacity, Sien Lagae was extremely wary of viruses before anyone in Belgium heard of the coronavirus — and has long relied on caregivers to help her get dressed, clean her house and provide home health care services. Then one of her caregivers mentioned she had just paid 10 euros ($10.67) for a mask to protect herself