[lemma=usually] □
[lemma=usually] [□]
[lemma=usually] □ □
SS usually occurs after a dose increase , overdose or drug interaction involving one or more serotonergic drugs . A fire brigade spokeswoman admitted it was " highly unusual " for two fridges to detonate in one day , adding : " We do occasionally get calls to ammonia leaks from fridges , although they are not regular and don ’ t usually occur more than once a month . The most common ocular manifestation is diffuse choroidal angioma , usually occurring ipsilateral to the nevus . This method of payment is easy to use with payment usually occurring within 24 to 48 hours . The onset of paraphilic sexual interest usually occurs before the age of 18 . The effect usually occurred on a regional scale , at the level of one or two states , said Dr Travis . This functional closure at birth is followed by anatomical closure that usually occurs at several months of age . These responses have usually occurred during initial titration or at the time of subsequent upward dosage adjustment , and with the extended release tablets , may be more likely in patients on concomitant beta blockers . This usually occurred between 2:00 and 4:00 in the morning , when her roommates were asleep and the sound of traffic outside her window had subsided . Contributions being recognized have usually occurred during a limited period of 4-6 weeks or less . Trees usually occur close to sea level but are also found on seasonally moist hillsides near the sea , and up to 900 m elevation in Hawaii . Severe viral infections usually occur during the first year after transplantation and predominately result from herpes viruses . Although weaning does not usually occur until 3 months of age , a young porcupine can survive on vegetation at 14 days . Rainfall is concentrated in the summer months , usually occurring in June and July . Fish kills in small ponds are most often caused by oxygen depletion , a condition usually occurring July and August , when hot , cloudy weather is the rule of the day . Systemic mycosis , usually occurring in people and dogs . This river basin 's runoff owed itself entirely to precipitation during the so-called rainy season ( October-April ) , when 95 % of the area 's rainfall usually occurred and drained away almost immediately . Tsunami generating earthquakes usually occur in subduction zones , such as those found in the Pacific Ocean off the U.S. western and Alaskan coasts , as well as in the Caribbean . Some temporary numbness of the lip usually occurs but should subside in time .