[1]
Gadsby R, Barnie-Adshead AM, Jagger C. A prospective study of nausea and voiting during pregnancy. Br J Gen Pract 1993; 43: 245-8.
[2]
Lacroix R, Eason E, Melzack R. Nausea and vomiting during pregnancy: A prospective study of its frequency, intensity, and patterns of change. Am J Obstet Gynecol 2000; 182: 931-7.
[3]
Verberg MFG, Gillott DJ, Al-Fardan N, Grudzinskas JG. Hyperemesis gravidarum, a literature review. Hum Reprod Update 2005; 11: 527-39.
[4]
Piwko C, Koren G, Babashov V, Vicente C, Einarson TR. Economic burden of nausea and vomiting of pregnancy in the USA. J Popul Ther Clin Pharmacol 2013; 20: e149-60.
[5]
Mazzotta P, Maltepe C, Navioz Y, Magee LA, Koren G. Attitudes, management and consequences of nausea and vomiting of pregnancy in the United States and Canada. Int J Gynaecol Obstet 2000; 70: 359-65.
[6]
Festin M. Nausea and vomiting in early pregnancy. BMJ Clin Evid 2014; 2014: 1405.
[7]
Lagiou P. Nausea and vomiting in pregnancy in relation to prolactin, estrogens, and progesterone: A prospective study. Obstet Gynecol 2003; 101: 639-44.
[8]
Fairweather DV. Nausea and vomiting in pregnancy. Am J Obstet Gynecol 1968; 102: 135-75.
[9]
Thorp JM, Watson WJ, Katz VL. Effect of corpus luteum position on hyperemesis gravidarum. A case report. J Reprod Med 1991; 36: 761-2.
[10]
Dökmeci F, Engin-Ustün Y, Ustün Y, Kavas GO, Kocatürk PA. Trace element status in plasma and erythrocytes in hyperemesis gravidarum. J Reprod Med 2004; 49: 200-4.
[11]
Panesar NS, Li CY, Rogers MS. Are thyroid hormones or hCG responsible for hyperemesis gravidarum? A matched paired study in pregnant Chinese women. Acta Obstet Gynecol Scand 2001; 80: 519-24.
[12]
Jacoby EB, Porter KB. Helicobacter pylori infection and persistent hyperemesis gravidarum. Am J Perinatol 1999; 16(2): 85-8.
[13]
Kuşcu NK, Koyuncu F. Hyperemesis gravidarum: Current concepts and management. Postgrad Med J 2002; 78: 76-9.
[14]
Bacak SJ, Callaghan WM, Dietz PM, Crouse C. Pregnancy-associated hospitalizations in the United States, 1999-2000. Am J Obstet Gynecol 2005; 192: 592-7.
[15]
Einarson TR, Piwko C, Koren G. Quantifying the global rates of nausea and vomiting of pregnancy: A meta analysis. J Popul Ther Clin Pharmacol 2013; 20: e171-83.
[16]
Naef RW, Chauhan SP, Roach H, Roberts WE, Travis KH, Morrison JC. Treatment for hyperemesis gravidarum in the home: An alternative to hospitalization. J Perinatol 1995; 15: 289-92.
[17]
Alalade AO, Khan R, Dawlatly B. Day-case management of hyperemesis gravidarum: Feasibility and clinical efficacy. J Obstet Gynaecol 2007; 27: 363-4.
[18]
González N, Quintana JM, Bilbao A, et al. Development and validation of an in-patient satisfaction questionnaire. Int J Qual Health Care 2005; 17(6): 465-72.
[19]
Nguyen TD, Attkisson CC, Stegner BL. Assessment of patient satisfaction: Development and refinement of a service evaluation questionnaire. Eval Program Plann 1983; 6: 299-313.
[20]
De Brey H. A cross-national validation of the client satisfaction questionnaire: The Dutch experience. Eval Program Plann 1983; 6: 395-400.
[21]
McCarthy FP, Murphy A, Khashan AS, et al. Day care compared with inpatient management of nausea and vomiting of pregnancy: A randomized controlled trial. Obstet Gynecol 2014; 124: 743-8.
[22]
Appleby J. Day case surgery: A good news story for the NHS. BMJ 2015; 351: h4060.
[23]
Burns LR, Wholey DR. the effects of patient, hospital, and physician characteristics on length of stay and mortality. Med Care 1991; 29: 251-71.
[24]
Xavier A. Hospital competition, GP fundholders and waiting times in the UK internal market: The case of elective surgery. Int J Health Care Finance Econ 2003; 3: 25-51.
[25]
Koren G, Boskovic R, Hard M, Maltepe C, Navioz Y, Einarson A. Motherisk-PUQE (pregnancy-unique quantification of emesis and nausea) scoring system for nausea and vomiting of pregnancy. Am J Obstet Gynecol 2002; 186(Suppl. 5): S228-31.