Elderly Administrative database Network analysis Heart failure
Vitamin D deficiency, pregnant Japanese women, BDHQ, vitamin D synthesis by solar UV-B radiation, Questionnaire
coronal plane alignment of knee classification (CPAK), knee alignment, around knee osteotomies (AKO), Japanese population, joint line obliquity (JLO)
Atypical femoral fracture, Periprosthetic fracture, Hip arthroplasty, Cemented stem, Bisphosphonate, Radiographic findings