1. Clarke C, Harrison D (2001) The needs of children visiting an adult intensive care units: a review of the literature and recommendations for practice. J Adv Nurs 34:61–8
2. Halm M, Titler M (1990) Appropriateness of critical care visitation: perceptions of patients, families, nurses and physicians. J Nurs Qual Assur 5:25–37
3. Knutsson S, Otteberg C, Bergbom I (2007) Custodians’ viewpoints and experiences from their child’s visit to an ill or injured nearest being cared for at an adult intensive care unit. J Clin Nurs 15:1–10
4. Liu V, Read JL, Scruth E, Cheng E (2013) Visitation policies and practices in US ICUs. Crit Care 17:1–7
5. Anzoletti AB, Buja A, Bortolusso V, Zampieron A (2008) Access to intensive care units: a survey in North-East Italy. Intensive Crit Care Nurs 24:366–74