| Functional brain asymmetry, handedness and menarcheal age P Nikolova, Z Stoyanov, N Negrev International Journal of Psychophysiology 18 (3), 213-215, 1994 | 25 | 1994 |
| Season of birth, Geschwind and Galaburda hypothesis, and handedness Z Stoyanov, P Nikolova, I Pashalieva Laterality: Asymmetries of Body, Brain and Cognition 16 (5), 607-619, 2011 | 24 | 2011 |
| Functional brain asymmetry, handedness and age characteristics of climacterium in women P Nikolova, N Negrev, Z Stoyanov, R Nikolova International journal of neuroscience 86 (1-2), 143-149, 1996 | 24 | 1996 |
| Brain asymmetry, immunity, handedness Z Stoyanov, L Decheva, I Pashalieva, P Nikolova Central European Journal of Medicine 7, 1-8, 2012 | 22 | 2012 |
| Effect of manganese on essential trace element metabolism tissue concentrations and excretion of manganese, iron, copper, cobalt and zinc P Nikolova Trace elements in medicine 10, 141-141, 1993 | 15 | 1993 |
| The functional and morphological changes in the liver and kidneys of white rats treated with aluminum P Nikolova, E Softova, B Kavaldzhieva, S Boiadzhieva Eksperimentalna Meditsina i Morfologiia 32 (1-2), 52-61, 1994 | 13 | 1994 |
| Finger length ratio (2D: 4D) in left-and righthanded females: evidence supporting Geschwind and Galaburda hypothesis Z Stoyanov, I Pashalieva, P Nikolova Journal of Asymmetry 5 (2), 2011 | 12 | 2011 |
| Wine as a medicine in ancient times P Nikolova, Z Stoyanov, D Doncheva, S Trendafilova Scripta Scientifica Pharmaceutica 5 (2), 14-21, 2018 | 9 | 2018 |
| Handedness Proportions in Bulgaria: Ii. Sex And Age Differences Z Stoyanov, P Nikolova, D Stavrev, S Trendafilova, R Ruseva Асимметрия 8 (1), 5-12, 2014 | 7 | 2014 |
| Psychophysiological reactivity and personality traits of left-and right-handers during mental stress Z Stoianov, I Vartanian, P Nikolova Fiziologiia cheloveka 37 (6), 42-45, 2011 | 5 | 2011 |
| Menstrual Rhythm, menstrual interval, and duration of menstruation in Left-Handed and Right-Handed Women PP Nikolova, NN Negrev, RI Nikolova, SS Dzhebarov Human Physiology 29, 390-391, 2003 | 5 | 2003 |
| Dynamics of blood serum levels of follicle-stimulating hormone, luteinizing hormone, prolactin, estradiol, and progesterone in right-and left-handed women NN Negrev, PP Nikolova, RI Nikolova Human Physiology 27 (4), 468-471, 2001 | 5 | 2001 |
| Serum levels of female sex hormones in left-handed and right-handed menopausal women N Negrev, P Nikolova, R Nikolova Laterality: Asymmetries of Body, Brain and Cognition 5 (1), 69-75, 2000 | 5 | 2000 |
| Changes in the amino-acid content in the blood and liver of albino rats during experimental lead poisoning L Halaceva, V Boyadziev, P Nikolova Scripta Scientifica Med 6, 93-97, 1968 | 5 | 1968 |
| The effect of heavy metals (lead, manganese, mercury) on the concentration of free amino acids in the liver of rats L Halatcheva, P Nikolova Further Studies in the Assessment of Toxic Actions: Proceedings of the …, 1980 | 3 | 1980 |
| Neuroticism and vascular response to mental load Z Stoyanov, I Boncheva, P Nikolova, M Ivanova | 1 | 2013 |
| Mineral metabolism of workers in an aluminum ware plant P Nikolova, B Kavaldzhieva Trace Elements and Electrolytes 11, 174-174, 1994 | 1 | 1994 |
| The effect of certain heavy metals (Mn and Pb) on parameters of erythrocyte energy metabolism. P Nikolova, B Kavaldzhieva Journal of Hygiene, Epidemiology, Microbiology, and Immunology 35 (4), 361-365, 1991 | 1 | 1991 |
| Diagnostic value of various indicators of energy metabolism in the erythrocytes of workers occupationally exposed to lead B Kavaldzhieva, P Nikolova Gigiena truda i professional'nye zabolevaniia, 46-48, 1990 | 1 | 1990 |
| Effect of lead poisoning on some amino acids in blood and liver of albino rats. V Bojadziev, L Halaceva, P Nikolova Gigiena i Sanitariya, 84-88, 1968 | 1 | 1968 |
