TY - JOUR T1 - Vitamin D testing is often not necessary but is frequently prompted by symptoms JO - BMJ UR - https://doi.org/10.1136/bmj.o2160 PY - 2022/09/07 AU - Bradley SH ED - DO - DOI: 10.1136/bmj.o2160 PB - BMJ SP - o2160 EP - o2160 Y2 - 2024/12/26 ER -