infants, death, infant, labor, contractions, beats, birth, ejaculation, babies, failure, rupture, delivery, closure, termination, baby, age, aging, beat, deaths, births, labour, contraction, end, separation, loss, disease, decay, menopause, development, mortality, retirement, neonates, complexes, children, conclusions, senility, fusion, action, contact, grave, attempt, explosion, disclosure, burial, atherosclerosis, release, systoles, newborns, child, destruction, attempts, conclusion, withdrawal, deliveries, convergence, removal, ageing, contacts, discharge, wear, departure, synostosis, demise, baldness, complex, senescence, neonate, publication, attack, announcement, failures, codon, return, expulsion, nursery, stimulation, close, adrenarche, recognition, judgment, commitment, thelarche, onset, dissolution, impulse, activation, marriage, ossification, cessation, decision, depolarizations, peace, systole, exposure, discovery, exhaustion, depolarization

ovarian, ventricular, atrial, cerebral