cancer patients Anemia, Iron-Deficiency 1 Cohort Studies 1 FACT-An scale 1 Humans 1 Iron Deficiencies 1 Neoplasms 1 Prospective Studies 1 Quality of Life 1 adapted physical activity 1 anemia 1 anxiety 1 cohort analysis 1 complication 1 controlled study 1 day treatment 1 feasibility 1 healthcare 1 human 1 iron deficiency 1 iron deficiency anemia 1 muscle strength 1 neoplasm 1 prospective study 1 quality of life 1 randomized controlled trial 1 scale construction and validation 1 social support 1 supportive care 1