The central control of fetal breathing and skeletal muscle movements.

Are there behavioural states in the human fetus?

1982 • 813 citations

Neurophysiology of the states of sleep.

1967 • 803 citations

Respiratory movements and rapid eye movement sleep in the foetal lamb

1972 • 562 citations

Foetal respiratory movements, electrocortical and cardiovascular responses to hypoxaemia and hypercapnia in sheep

1974 • 434 citations

Fetal activity and fetal wellbeing: an evaluation.

1976 • 288 citations

FETAL BREATHING

1975 • 253 citations

Breathing in fetal lambs: the effect of brain stem section.

1983 • 168 citations

Effects of acetylsalicylic acid on the ductus arteriosus and circulation in fetal lambs in utero.

1976 • 165 citations

Plasma vasopressin levels during hypoxaemia and the cardiovascular effects of exogenous vasopressin in foetal and adult sheep.

1978 • 156 citations

The relationship between myometrial activity and sleep state and breathing in fetal sheep throughout the last third of gestation

1980 • 154 citations

THE HEMOGLOBIN, OXYGEN, CARBON DIOXIDE AND HYDROGEN ION CONCENTRATIONS IN THE UMBILICAL BLOODS OF SHEEP AND GOATS AS SAMPLED VIA INDWELLING PLASTIC CATHETERS

1965 • 153 citations

Reduced lung volume during behavioral active sleep in the newborn

1979 • 148 citations

Tracheal fluid in fetal lambs: spontaneous decrease prior to birth

1979 • 139 citations

Measurement of fetal forelimb movements in the lamb in utero

1981 • 128 citations

Continuous variability of fetal Po2 in the chronically catheterized fetal sheep

1979 • 110 citations

The increase in oxygen consumption in the lamb after birth

1959 • 107 citations

Vasomotor responses in the hind limbs of foetal and new‐born lambs to asphyxia and aortic chemoreceptor stimulation

1968 • 100 citations

Constriction of the fetal ductus arteriosus after administration of indomethacin to the pregnant ewe

1979 • 94 citations

Lamb ductus arteriosus: Effect of prostaglandin synthesis inhibitors on the muscle tone and the response to prostaglandin E2

1975 • 94 citations

Hypoxaemia and aortic chemoreceptor function in foetal lambs

1969 • 91 citations

Oxygen consumption and the arterial oxygen saturation in foetal and new‐born lambs

1957 • 87 citations

Morphological effects of chronic bilateral phrenectomy or vagotomy in the fetal lamb lung.

1980 • 87 citations

Effects of human maternal venous plasma glucose concentrations on fetal breathing movements

1978 • 85 citations

The effect of spinal cord transection on lung development in fetal sheep.

1981 • 80 citations

Numerical analysis of the human fetal heart rate: Modulation by breathing and movement

1981 • 80 citations

Respiratory movements in fetal rhesus monkeys

1974 • 78 citations

Types of nervous activity which may be recorded from the carotid sinus nerve in the sheep foetus

1969 • 76 citations

Respiratory movements and paradoxical sleep in the foetal lamb.

1970 • 70 citations

Fetal cerebral oxygen consumption at different levels of oxygenation

1977 • 69 citations

The effect of acute maternal hypoxia on fetal oxygenation and the umbilical circulation in the sheep

1980 • 69 citations

Stimulation of breathing movements in fetal sheep by inhibitors of prostaglandin synthesis.

1979 • 63 citations

State-Related and Developmental Changes in Laryngeal Function

1980 • 60 citations

Cyanide stimulation of the systemic arterial chemoreceptors in foetal lambs

1969 • 58 citations

Development of patterns of respiratory activity in unanesthetized fetal sheep in utero

1981 • 52 citations

Upper airway dynamics during breathing and during apnoea in fetal lambs.

1983 • 51 citations

Effects of hypercapnia on tracheal pressure, diaphragm and intercostal electromyograms in unanaesthetized fetal lambs

1982 • 51 citations

Development of the Fetal Lung

1981 • 48 citations

Modification of respiratory center output in the unanesthetized fetal sheep "in utero"

1975 • 47 citations

Effect of 5-hydroxytryptophan on electrocortical activity and breathing movements of fetal sheep

1981 • 38 citations

The effect of brief episodes of diminished uterine blood flow on breathing movements, sleep states and heart rate in fetal sheep.

1981 • 38 citations

THE EFFECTS OF PENTOBARBITONE AND PETHIDINE ON FOETAL BREATHING MOVEMENTS IN SHEEP

1976 • 36 citations

Breathing movements in fetal lambs and the effect of hypercapnia.

1980 • 34 citations

Intermittent breathing before death in fetal lambs

1978 • 31 citations

The central respiratory stimulant action of salicylates.

1968 • 30 citations

A comparison of episodic heart‐rate patterns in the fetus and newborn

1982 • 28 citations

The role of sympathetic nerves in the activation of the carotid body chemoreceptors at birth in the sheep.

1980 • 27 citations

Effect of hypoxia on polysynaptic hind‐limb reflexes of unanaesthetized fetal and new‐born lambs.

1983 • 27 citations

Effects of sleep on control of breathing.

1981 • 23 citations

Prostaglandins in the umbilical and uterine circulations during late pregnancy in the ewe

1980 • 21 citations

Ventriculocisternal cerebrospinal perfusion in unanesthetized fetal lambs

1981 • 18 citations

Chest wall movements during fetal breathing in the sheep.

1980 • 18 citations

The effect of somatostatin on pancreatic endocrine responses mediated via the parasympathetic innervation in the conscious calf.

1980 • 17 citations

Rhythmic Phenomena in Prentatal Life

1976 • 17 citations

24-Hour Rhythms in Uterine and Umbilical Blood Flows of Conscious Pregnant Sheep

1977 • 17 citations

Cardiorespiratory response to central cyanide in fetal sheep.

1974 • 13 citations

[Demonstration of respiratory movements in lamb fetus in utero during the last month of gestation].

1970 • 11 citations

Effects of hypoxia on polysynaptic hind‐limb reflexes in new‐born lambs before and after carotid denervation.

1983 • 11 citations

Peritoneoscopy and radioisotope scintiscanning of the liver in the detection of hepatic metastases.

1967 • 9 citations

Increased fetal breathing activity after fetal hypophysectomy

1980 • 9 citations

The Central Control of Fetal Breathing and Movements

1981 • 5 citations

Changing Patterns of Steroid Production in the Fetus and Placenta and their Effects on Development

1981 • 4 citations