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Trial funded by ferumoxytol manufacturer; mineral associations support but do not individually prove every causal arrow.\nexposure: One treatment course of ferric carboxymaltose versus ferumoxytol; five-week follow-up\nevidence_span: {\"source_cache\": \"artifacts/iron-research/30518682.abstract.txt\", \"locator\": \"Exact primary indexed abstract; zero-based, end-exclusive Unicode character offsets\", \"file_sha256\": \"489945718bb05c0630fd563dc5a6da0874e80685717ab06ceedfefc38d172257\", \"start_char\": 0, \"end_char\": 2371, \"text_sha256\": \"489945718bb05c0630fd563dc5a6da0874e80685717ab06ceedfefc38d172257\"}\n[iron-p30518682] Randomized trial of intravenous iron-induced hypophosphatemia. 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